42706240

素因数分解:

$2^6\times 5^1\times {\mathrm{317}}^1\times {\mathrm{421}}^1$

素因数の和:755

約数の個数: 56

約数和(自身を含む): 102257352

約数和(自身を除く): 59551112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 317, 320, 421, 634, 842, 1268, 1585, 1684, 2105, 2536, 3170, 3368, 4210, 5072, 6340, 6736, 8420, 10144, 12680, 13472, 16840, 20288, 25360, 26944, 33680, 50720, 67360, 101440, 133457, 134720, 266914, 533828, 667285, 1067656, 1334570, 2135312, 2669140, 4270624, 5338280, 8541248, 10676560, 21353120, 42706240]

約数ペア:

[(1, 42706240), (2, 21353120), (4, 10676560), (5, 8541248), (8, 5338280), (10, 4270624), (16, 2669140), (20, 2135312), (32, 1334570), (40, 1067656), (64, 667285), (80, 533828), (160, 266914), (317, 134720), (320, 133457), (421, 101440), (634, 67360), (842, 50720), (1268, 33680), (1585, 26944), (1684, 25360), (2105, 20288), (2536, 16840), (3170, 13472), (3368, 12680), (4210, 10144), (5072, 8420), (6340, 6736)]