4085380090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{188527}}^1$

素因数の和:188742

約数の個数: 32

約数和(自身を含む): 8062965504

約数和(自身を除く): 3977585414

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 985, 1970, 2167, 4334, 10835, 21670, 188527, 377054, 942635, 1885270, 2073797, 4147594, 10368985, 20737970, 37139819, 74279638, 185699095, 371398190, 408538009, 817076018, 2042690045, 4085380090]

約数ペア:

[(1, 4085380090), (2, 2042690045), (5, 817076018), (10, 408538009), (11, 371398190), (22, 185699095), (55, 74279638), (110, 37139819), (197, 20737970), (394, 10368985), (985, 4147594), (1970, 2073797), (2167, 1885270), (4334, 942635), (10835, 377054), (21670, 188527)]