19124840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{409}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 49593600

約数和(自身を除く): 30468760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 167, 280, 334, 409, 668, 818, 835, 1169, 1336, 1636, 1670, 2045, 2338, 2863, 3272, 3340, 4090, 4676, 5726, 5845, 6680, 8180, 9352, 11452, 11690, 14315, 16360, 22904, 23380, 28630, 46760, 57260, 68303, 114520, 136606, 273212, 341515, 478121, 546424, 683030, 956242, 1366060, 1912484, 2390605, 2732120, 3824968, 4781210, 9562420, 19124840]

約数ペア:

[(1, 19124840), (2, 9562420), (4, 4781210), (5, 3824968), (7, 2732120), (8, 2390605), (10, 1912484), (14, 1366060), (20, 956242), (28, 683030), (35, 546424), (40, 478121), (56, 341515), (70, 273212), (140, 136606), (167, 114520), (280, 68303), (334, 57260), (409, 46760), (668, 28630), (818, 23380), (835, 22904), (1169, 16360), (1336, 14315), (1636, 11690), (1670, 11452), (2045, 9352), (2338, 8180), (2863, 6680), (3272, 5845), (3340, 5726), (4090, 4676)]