201201580

素因数分解:

$2^2\times 5^1\times {\mathrm{2389}}^1\times {\mathrm{4211}}^1$

素因数の和:6609

約数の個数: 24

約数和(自身を含む): 422800560

約数和(自身を除く): 221598980

約数列:

[1, 2, 4, 5, 10, 20, 2389, 4211, 4778, 8422, 9556, 11945, 16844, 21055, 23890, 42110, 47780, 84220, 10060079, 20120158, 40240316, 50300395, 100600790, 201201580]

約数ペア:

[(1, 201201580), (2, 100600790), (4, 50300395), (5, 40240316), (10, 20120158), (20, 10060079), (2389, 84220), (4211, 47780), (4778, 42110), (8422, 23890), (9556, 21055), (11945, 16844)]