865490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 32

約数和(自身を含む): 1679616

約数和(自身を除く): 814126

約数列:

[1, 2, 5, 10, 23, 46, 53, 71, 106, 115, 142, 230, 265, 355, 530, 710, 1219, 1633, 2438, 3266, 3763, 6095, 7526, 8165, 12190, 16330, 18815, 37630, 86549, 173098, 432745, 865490]

約数ペア:

[(1, 865490), (2, 432745), (5, 173098), (10, 86549), (23, 37630), (46, 18815), (53, 16330), (71, 12190), (106, 8165), (115, 7526), (142, 6095), (230, 3763), (265, 3266), (355, 2438), (530, 1633), (710, 1219)]