18240200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8291}}^1$

素因数の和:8318

約数の個数: 48

約数和(自身を含む): 46269360

約数和(自身を除く): 28029160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 8291, 16582, 33164, 41455, 66328, 82910, 91201, 165820, 182402, 207275, 331640, 364804, 414550, 456005, 729608, 829100, 912010, 1658200, 1824020, 2280025, 3648040, 4560050, 9120100, 18240200]

約数ペア:

[(1, 18240200), (2, 9120100), (4, 4560050), (5, 3648040), (8, 2280025), (10, 1824020), (11, 1658200), (20, 912010), (22, 829100), (25, 729608), (40, 456005), (44, 414550), (50, 364804), (55, 331640), (88, 207275), (100, 182402), (110, 165820), (200, 91201), (220, 82910), (275, 66328), (440, 41455), (550, 33164), (1100, 16582), (2200, 8291)]