201030820

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{2113}}^1$

素因数の和:2260

約数の個数: 48

約数和(自身を含む): 434706048

約数和(自身を除く): 233675228

約数列:

[1, 2, 4, 5, 10, 20, 67, 71, 134, 142, 268, 284, 335, 355, 670, 710, 1340, 1420, 2113, 4226, 4757, 8452, 9514, 10565, 19028, 21130, 23785, 42260, 47570, 95140, 141571, 150023, 283142, 300046, 566284, 600092, 707855, 750115, 1415710, 1500230, 2831420, 3000460, 10051541, 20103082, 40206164, 50257705, 100515410, 201030820]

約数ペア:

[(1, 201030820), (2, 100515410), (4, 50257705), (5, 40206164), (10, 20103082), (20, 10051541), (67, 3000460), (71, 2831420), (134, 1500230), (142, 1415710), (268, 750115), (284, 707855), (335, 600092), (355, 566284), (670, 300046), (710, 283142), (1340, 150023), (1420, 141571), (2113, 95140), (4226, 47570), (4757, 42260), (8452, 23785), (9514, 21130), (10565, 19028)]