280330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:138

約数の個数: 24

約数和(自身を含む): 541548

約数和(自身を除く): 261218

約数列:

[1, 2, 5, 10, 17, 34, 85, 97, 170, 194, 289, 485, 578, 970, 1445, 1649, 2890, 3298, 8245, 16490, 28033, 56066, 140165, 280330]

約数ペア:

[(1, 280330), (2, 140165), (5, 56066), (10, 28033), (17, 16490), (34, 8245), (85, 3298), (97, 2890), (170, 1649), (194, 1445), (289, 970), (485, 578)]