54174280

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3217}}^1$

素因数の和:3649

約数の個数: 32

約数和(自身を含む): 122219640

約数和(自身を除く): 68045360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3217, 3368, 4210, 6434, 8420, 12868, 16085, 16840, 25736, 32170, 64340, 128680, 1354357, 2708714, 5417428, 6771785, 10834856, 13543570, 27087140, 54174280]

約数ペア:

[(1, 54174280), (2, 27087140), (4, 13543570), (5, 10834856), (8, 6771785), (10, 5417428), (20, 2708714), (40, 1354357), (421, 128680), (842, 64340), (1684, 32170), (2105, 25736), (3217, 16840), (3368, 16085), (4210, 12868), (6434, 8420)]