250214920

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{28051}}^1$

素因数の和:28285

約数の個数: 32

約数和(自身を含む): 565528320

約数和(自身を除く): 315313400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 28051, 56102, 112204, 140255, 224408, 280510, 561020, 1122040, 6255373, 12510746, 25021492, 31276865, 50042984, 62553730, 125107460, 250214920]

約数ペア:

[(1, 250214920), (2, 125107460), (4, 62553730), (5, 50042984), (8, 31276865), (10, 25021492), (20, 12510746), (40, 6255373), (223, 1122040), (446, 561020), (892, 280510), (1115, 224408), (1784, 140255), (2230, 112204), (4460, 56102), (8920, 28051)]