70140368

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{257869}}^1$

素因数の和:257894

約数の個数: 20

約数和(自身を含む): 143891460

約数和(自身を除く): 73751092

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 257869, 515738, 1031476, 2062952, 4125904, 4383773, 8767546, 17535092, 35070184, 70140368]

約数ペア:

[(1, 70140368), (2, 35070184), (4, 17535092), (8, 8767546), (16, 4383773), (17, 4125904), (34, 2062952), (68, 1031476), (136, 515738), (272, 257869)]