143645480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{326467}}^1$

素因数の和:326489

約数の個数: 32

約数和(自身を含む): 352585440

約数和(自身を除く): 208939960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 326467, 652934, 1305868, 1632335, 2611736, 3264670, 3591137, 6529340, 7182274, 13058680, 14364548, 17955685, 28729096, 35911370, 71822740, 143645480]

約数ペア:

[(1, 143645480), (2, 71822740), (4, 35911370), (5, 28729096), (8, 17955685), (10, 14364548), (11, 13058680), (20, 7182274), (22, 6529340), (40, 3591137), (44, 3264670), (55, 2611736), (88, 1632335), (110, 1305868), (220, 652934), (440, 326467)]