890495260

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1\times {\mathrm{1637}}^1$

素因数の和:2166

約数の個数: 48

約数和(自身を含む): 1907025120

約数和(自身を除く): 1016529860

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 461, 590, 922, 1180, 1637, 1844, 2305, 3274, 4610, 6548, 8185, 9220, 16370, 27199, 32740, 54398, 96583, 108796, 135995, 193166, 271990, 386332, 482915, 543980, 754657, 965830, 1509314, 1931660, 3018628, 3773285, 7546570, 15093140, 44524763, 89049526, 178099052, 222623815, 445247630, 890495260]

約数ペア:

[(1, 890495260), (2, 445247630), (4, 222623815), (5, 178099052), (10, 89049526), (20, 44524763), (59, 15093140), (118, 7546570), (236, 3773285), (295, 3018628), (461, 1931660), (590, 1509314), (922, 965830), (1180, 754657), (1637, 543980), (1844, 482915), (2305, 386332), (3274, 271990), (4610, 193166), (6548, 135995), (8185, 108796), (9220, 96583), (16370, 54398), (27199, 32740)]