987920

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:299

約数の個数: 40

約数和(自身を含む): 2350296

約数和(自身を除く): 1362376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 233, 265, 424, 466, 530, 848, 932, 1060, 1165, 1864, 2120, 2330, 3728, 4240, 4660, 9320, 12349, 18640, 24698, 49396, 61745, 98792, 123490, 197584, 246980, 493960, 987920]

約数ペア:

[(1, 987920), (2, 493960), (4, 246980), (5, 197584), (8, 123490), (10, 98792), (16, 61745), (20, 49396), (40, 24698), (53, 18640), (80, 12349), (106, 9320), (212, 4660), (233, 4240), (265, 3728), (424, 2330), (466, 2120), (530, 1864), (848, 1165), (932, 1060)]