20058640

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:94

約数の個数: 160

約数和(自身を含む): 58924800

約数和(自身を除く): 38866160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 43, 49, 56, 68, 70, 80, 85, 86, 98, 112, 119, 136, 140, 170, 172, 196, 215, 238, 245, 272, 280, 301, 340, 343, 344, 392, 430, 476, 490, 560, 595, 602, 680, 686, 688, 731, 784, 833, 860, 952, 980, 1190, 1204, 1360, 1372, 1462, 1505, 1666, 1715, 1720, 1904, 1960, 2107, 2380, 2408, 2744, 2924, 3010, 3332, 3430, 3440, 3655, 3920, 4165, 4214, 4760, 4816, 5117, 5488, 5831, 5848, 6020, 6664, 6860, 7310, 8330, 8428, 9520, 10234, 10535, 11662, 11696, 12040, 13328, 13720, 14620, 14749, 16660, 16856, 20468, 21070, 23324, 24080, 25585, 27440, 29155, 29240, 29498, 33320, 33712, 35819, 40936, 42140, 46648, 51170, 58310, 58480, 58996, 66640, 71638, 73745, 81872, 84280, 93296, 102340, 116620, 117992, 143276, 147490, 168560, 179095, 204680, 233240, 235984, 250733, 286552, 294980, 358190, 409360, 466480, 501466, 573104, 589960, 716380, 1002932, 1179920, 1253665, 1432760, 2005864, 2507330, 2865520, 4011728, 5014660, 10029320, 20058640]

約数ペア:

[(1, 20058640), (2, 10029320), (4, 5014660), (5, 4011728), (7, 2865520), (8, 2507330), (10, 2005864), (14, 1432760), (16, 1253665), (17, 1179920), (20, 1002932), (28, 716380), (34, 589960), (35, 573104), (40, 501466), (43, 466480), (49, 409360), (56, 358190), (68, 294980), (70, 286552), (80, 250733), (85, 235984), (86, 233240), (98, 204680), (112, 179095), (119, 168560), (136, 147490), (140, 143276), (170, 117992), (172, 116620), (196, 102340), (215, 93296), (238, 84280), (245, 81872), (272, 73745), (280, 71638), (301, 66640), (340, 58996), (343, 58480), (344, 58310), (392, 51170), (430, 46648), (476, 42140), (490, 40936), (560, 35819), (595, 33712), (602, 33320), (680, 29498), (686, 29240), (688, 29155), (731, 27440), (784, 25585), (833, 24080), (860, 23324), (952, 21070), (980, 20468), (1190, 16856), (1204, 16660), (1360, 14749), (1372, 14620), (1462, 13720), (1505, 13328), (1666, 12040), (1715, 11696), (1720, 11662), (1904, 10535), (1960, 10234), (2107, 9520), (2380, 8428), (2408, 8330), (2744, 7310), (2924, 6860), (3010, 6664), (3332, 6020), (3430, 5848), (3440, 5831), (3655, 5488), (3920, 5117), (4165, 4816), (4214, 4760)]