40870180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{823}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 93026304

約数和(自身を除く): 52156124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 191, 260, 382, 764, 823, 955, 1646, 1910, 2483, 3292, 3820, 4115, 4966, 8230, 9932, 10699, 12415, 16460, 21398, 24830, 42796, 49660, 53495, 106990, 157193, 213980, 314386, 628772, 785965, 1571930, 2043509, 3143860, 4087018, 8174036, 10217545, 20435090, 40870180]

約数ペア:

[(1, 40870180), (2, 20435090), (4, 10217545), (5, 8174036), (10, 4087018), (13, 3143860), (20, 2043509), (26, 1571930), (52, 785965), (65, 628772), (130, 314386), (191, 213980), (260, 157193), (382, 106990), (764, 53495), (823, 49660), (955, 42796), (1646, 24830), (1910, 21398), (2483, 16460), (3292, 12415), (3820, 10699), (4115, 9932), (4966, 8230)]