428804560

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{64579}}^1$

素因数の和:64675

約数の個数: 40

約数和(自身を含む): 1008997920

約数和(自身を除く): 580193360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 64579, 129158, 258316, 322895, 516632, 645790, 1033264, 1291580, 2583160, 5166320, 5360057, 10720114, 21440228, 26800285, 42880456, 53600570, 85760912, 107201140, 214402280, 428804560]

約数ペア:

[(1, 428804560), (2, 214402280), (4, 107201140), (5, 85760912), (8, 53600570), (10, 42880456), (16, 26800285), (20, 21440228), (40, 10720114), (80, 5360057), (83, 5166320), (166, 2583160), (332, 1291580), (415, 1033264), (664, 645790), (830, 516632), (1328, 322895), (1660, 258316), (3320, 129158), (6640, 64579)]