2494240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:170

約数の個数: 96

約数和(自身を含む): 7185024

約数和(自身を除く): 4690784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 131, 136, 140, 160, 170, 224, 238, 262, 272, 280, 340, 476, 524, 544, 560, 595, 655, 680, 917, 952, 1048, 1120, 1190, 1310, 1360, 1834, 1904, 2096, 2227, 2380, 2620, 2720, 3668, 3808, 4192, 4454, 4585, 4760, 5240, 7336, 8908, 9170, 9520, 10480, 11135, 14672, 15589, 17816, 18340, 19040, 20960, 22270, 29344, 31178, 35632, 36680, 44540, 62356, 71264, 73360, 77945, 89080, 124712, 146720, 155890, 178160, 249424, 311780, 356320, 498848, 623560, 1247120, 2494240]

約数ペア:

[(1, 2494240), (2, 1247120), (4, 623560), (5, 498848), (7, 356320), (8, 311780), (10, 249424), (14, 178160), (16, 155890), (17, 146720), (20, 124712), (28, 89080), (32, 77945), (34, 73360), (35, 71264), (40, 62356), (56, 44540), (68, 36680), (70, 35632), (80, 31178), (85, 29344), (112, 22270), (119, 20960), (131, 19040), (136, 18340), (140, 17816), (160, 15589), (170, 14672), (224, 11135), (238, 10480), (262, 9520), (272, 9170), (280, 8908), (340, 7336), (476, 5240), (524, 4760), (544, 4585), (560, 4454), (595, 4192), (655, 3808), (680, 3668), (917, 2720), (952, 2620), (1048, 2380), (1120, 2227), (1190, 2096), (1310, 1904), (1360, 1834)]