91042040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73421}}^1$

素因数の和:73463

約数の個数: 32

約数和(自身を含む): 211455360

約数和(自身を除く): 120413320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 73421, 146842, 293684, 367105, 587368, 734210, 1468420, 2276051, 2936840, 4552102, 9104204, 11380255, 18208408, 22760510, 45521020, 91042040]

約数ペア:

[(1, 91042040), (2, 45521020), (4, 22760510), (5, 18208408), (8, 11380255), (10, 9104204), (20, 4552102), (31, 2936840), (40, 2276051), (62, 1468420), (124, 734210), (155, 587368), (248, 367105), (310, 293684), (620, 146842), (1240, 73421)]