20120171560

素因数分解:

$2^3\times 5^1\times {\mathrm{2339}}^1\times {\mathrm{215051}}^1$

素因数の和:217401

約数の個数: 32

約数和(自身を含む): 45289951200

約数和(自身を除く): 25169779640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2339, 4678, 9356, 11695, 18712, 23390, 46780, 93560, 215051, 430102, 860204, 1075255, 1720408, 2150510, 4301020, 8602040, 503004289, 1006008578, 2012017156, 2515021445, 4024034312, 5030042890, 10060085780, 20120171560]

約数ペア:

[(1, 20120171560), (2, 10060085780), (4, 5030042890), (5, 4024034312), (8, 2515021445), (10, 2012017156), (20, 1006008578), (40, 503004289), (2339, 8602040), (4678, 4301020), (9356, 2150510), (11695, 1720408), (18712, 1075255), (23390, 860204), (46780, 430102), (93560, 215051)]