202109320

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{14731}}^1$

素因数の和:14763

約数の個数: 64

約数和(自身を含む): 530352000

約数和(自身を除く): 328242680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 13720, 14731, 29462, 58924, 73655, 103117, 117848, 147310, 206234, 294620, 412468, 515585, 589240, 721819, 824936, 1031170, 1443638, 2062340, 2887276, 3609095, 4124680, 5052733, 5774552, 7218190, 10105466, 14436380, 20210932, 25263665, 28872760, 40421864, 50527330, 101054660, 202109320]

約数ペア:

[(1, 202109320), (2, 101054660), (4, 50527330), (5, 40421864), (7, 28872760), (8, 25263665), (10, 20210932), (14, 14436380), (20, 10105466), (28, 7218190), (35, 5774552), (40, 5052733), (49, 4124680), (56, 3609095), (70, 2887276), (98, 2062340), (140, 1443638), (196, 1031170), (245, 824936), (280, 721819), (343, 589240), (392, 515585), (490, 412468), (686, 294620), (980, 206234), (1372, 147310), (1715, 117848), (1960, 103117), (2744, 73655), (3430, 58924), (6860, 29462), (13720, 14731)]