22151440

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{677}}^1$

素因数の和:1099

約数の個数: 40

約数和(自身を含む): 51704280

約数和(自身を除く): 29552840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 677, 818, 1354, 1636, 2045, 2708, 3272, 3385, 4090, 5416, 6544, 6770, 8180, 10832, 13540, 16360, 27080, 32720, 54160, 276893, 553786, 1107572, 1384465, 2215144, 2768930, 4430288, 5537860, 11075720, 22151440]

約数ペア:

[(1, 22151440), (2, 11075720), (4, 5537860), (5, 4430288), (8, 2768930), (10, 2215144), (16, 1384465), (20, 1107572), (40, 553786), (80, 276893), (409, 54160), (677, 32720), (818, 27080), (1354, 16360), (1636, 13540), (2045, 10832), (2708, 8180), (3272, 6770), (3385, 6544), (4090, 5416)]