28042770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3257}}^1$

素因数の和:3315

約数の個数: 64

約数和(自身を含む): 78817536

約数和(自身を除く): 50774766

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1722, 2870, 3257, 4305, 6514, 8610, 9771, 16285, 19542, 22799, 32570, 45598, 48855, 68397, 97710, 113995, 133537, 136794, 227990, 267074, 341985, 400611, 667685, 683970, 801222, 934759, 1335370, 1869518, 2003055, 2804277, 4006110, 4673795, 5608554, 9347590, 14021385, 28042770]

約数ペア:

[(1, 28042770), (2, 14021385), (3, 9347590), (5, 5608554), (6, 4673795), (7, 4006110), (10, 2804277), (14, 2003055), (15, 1869518), (21, 1335370), (30, 934759), (35, 801222), (41, 683970), (42, 667685), (70, 400611), (82, 341985), (105, 267074), (123, 227990), (205, 136794), (210, 133537), (246, 113995), (287, 97710), (410, 68397), (574, 48855), (615, 45598), (861, 32570), (1230, 22799), (1435, 19542), (1722, 16285), (2870, 9771), (3257, 8610), (4305, 6514)]