31023080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{70507}}^1$

素因数の和:70529

約数の個数: 32

約数和(自身を含む): 76148640

約数和(自身を除く): 45125560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 70507, 141014, 282028, 352535, 564056, 705070, 775577, 1410140, 1551154, 2820280, 3102308, 3877885, 6204616, 7755770, 15511540, 31023080]

約数ペア:

[(1, 31023080), (2, 15511540), (4, 7755770), (5, 6204616), (8, 3877885), (10, 3102308), (11, 2820280), (20, 1551154), (22, 1410140), (40, 775577), (44, 705070), (55, 564056), (88, 352535), (110, 282028), (220, 141014), (440, 70507)]