64688840

素因数分解:

$2^3\times 5^1\times {\mathrm{467}}^1\times {\mathrm{3463}}^1$

素因数の和:3941

約数の個数: 32

約数和(自身を含む): 145903680

約数和(自身を除く): 81214840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467, 934, 1868, 2335, 3463, 3736, 4670, 6926, 9340, 13852, 17315, 18680, 27704, 34630, 69260, 138520, 1617221, 3234442, 6468884, 8086105, 12937768, 16172210, 32344420, 64688840]

約数ペア:

[(1, 64688840), (2, 32344420), (4, 16172210), (5, 12937768), (8, 8086105), (10, 6468884), (20, 3234442), (40, 1617221), (467, 138520), (934, 69260), (1868, 34630), (2335, 27704), (3463, 18680), (3736, 17315), (4670, 13852), (6926, 9340)]