2020885440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{42961}}^1$

素因数の和:42995

約数の個数: 168

約数和(自身を含む): 7464046032

約数和(自身を除く): 5443160592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2940, 3136, 3360, 3920, 4704, 5880, 6720, 7840, 9408, 11760, 15680, 23520, 42961, 47040, 85922, 128883, 171844, 214805, 257766, 300727, 343688, 429610, 515532, 601454, 644415, 687376, 859220, 902181, 1031064, 1202908, 1288830, 1374752, 1503635, 1718440, 1804362, 2062128, 2105089, 2405816, 2577660, 2749504, 3007270, 3436880, 3608724, 4124256, 4210178, 4510905, 4811632, 5155320, 6014540, 6315267, 6873760, 7217448, 8248512, 8420356, 9021810, 9623264, 10310640, 10525445, 12029080, 12630534, 13747520, 14434896, 16840712, 18043620, 19246528, 20621280, 21050890, 24058160, 25261068, 28869792, 31576335, 33681424, 36087240, 41242560, 42101780, 48116320, 50522136, 57739584, 63152670, 67362848, 72174480, 84203560, 96232640, 101044272, 126305340, 134725696, 144348960, 168407120, 202088544, 252610680, 288697920, 336814240, 404177088, 505221360, 673628480, 1010442720, 2020885440]

約数ペア:

[(1, 2020885440), (2, 1010442720), (3, 673628480), (4, 505221360), (5, 404177088), (6, 336814240), (7, 288697920), (8, 252610680), (10, 202088544), (12, 168407120), (14, 144348960), (15, 134725696), (16, 126305340), (20, 101044272), (21, 96232640), (24, 84203560), (28, 72174480), (30, 67362848), (32, 63152670), (35, 57739584), (40, 50522136), (42, 48116320), (48, 42101780), (49, 41242560), (56, 36087240), (60, 33681424), (64, 31576335), (70, 28869792), (80, 25261068), (84, 24058160), (96, 21050890), (98, 20621280), (105, 19246528), (112, 18043620), (120, 16840712), (140, 14434896), (147, 13747520), (160, 12630534), (168, 12029080), (192, 10525445), (196, 10310640), (210, 9623264), (224, 9021810), (240, 8420356), (245, 8248512), (280, 7217448), (294, 6873760), (320, 6315267), (336, 6014540), (392, 5155320), (420, 4811632), (448, 4510905), (480, 4210178), (490, 4124256), (560, 3608724), (588, 3436880), (672, 3007270), (735, 2749504), (784, 2577660), (840, 2405816), (960, 2105089), (980, 2062128), (1120, 1804362), (1176, 1718440), (1344, 1503635), (1470, 1374752), (1568, 1288830), (1680, 1202908), (1960, 1031064), (2240, 902181), (2352, 859220), (2940, 687376), (3136, 644415), (3360, 601454), (3920, 515532), (4704, 429610), (5880, 343688), (6720, 300727), (7840, 257766), (9408, 214805), (11760, 171844), (15680, 128883), (23520, 85922), (42961, 47040)]