73442020

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{571}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 158558400

約数和(自身を除く): 85116380

約数列:

[1, 2, 4, 5, 10, 20, 59, 109, 118, 218, 236, 295, 436, 545, 571, 590, 1090, 1142, 1180, 2180, 2284, 2855, 5710, 6431, 11420, 12862, 25724, 32155, 33689, 62239, 64310, 67378, 124478, 128620, 134756, 168445, 248956, 311195, 336890, 622390, 673780, 1244780, 3672101, 7344202, 14688404, 18360505, 36721010, 73442020]

約数ペア:

[(1, 73442020), (2, 36721010), (4, 18360505), (5, 14688404), (10, 7344202), (20, 3672101), (59, 1244780), (109, 673780), (118, 622390), (218, 336890), (236, 311195), (295, 248956), (436, 168445), (545, 134756), (571, 128620), (590, 124478), (1090, 67378), (1142, 64310), (1180, 62239), (2180, 33689), (2284, 32155), (2855, 25724), (5710, 12862), (6431, 11420)]