18528240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{77201}}^1$

素因数の和:77217

約数の個数: 40

約数和(自身を含む): 57438288

約数和(自身を除く): 38910048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 77201, 154402, 231603, 308804, 386005, 463206, 617608, 772010, 926412, 1158015, 1235216, 1544020, 1852824, 2316030, 3088040, 3705648, 4632060, 6176080, 9264120, 18528240]

約数ペア:

[(1, 18528240), (2, 9264120), (3, 6176080), (4, 4632060), (5, 3705648), (6, 3088040), (8, 2316030), (10, 1852824), (12, 1544020), (15, 1235216), (16, 1158015), (20, 926412), (24, 772010), (30, 617608), (40, 463206), (48, 386005), (60, 308804), (80, 231603), (120, 154402), (240, 77201)]