640179312

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{701951}}^1$

素因数の和:701981

約数の個数: 40

約数和(自身を含む): 1740840960

約数和(自身を除く): 1100661648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 701951, 1403902, 2105853, 2807804, 4211706, 5615608, 8423412, 11231216, 13337069, 16846824, 26674138, 33693648, 40011207, 53348276, 80022414, 106696552, 160044828, 213393104, 320089656, 640179312]

約数ペア:

[(1, 640179312), (2, 320089656), (3, 213393104), (4, 160044828), (6, 106696552), (8, 80022414), (12, 53348276), (16, 40011207), (19, 33693648), (24, 26674138), (38, 16846824), (48, 13337069), (57, 11231216), (76, 8423412), (114, 5615608), (152, 4211706), (228, 2807804), (304, 2105853), (456, 1403902), (912, 701951)]