392920720

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{62171}}^1$

素因数の和:62263

約数の個数: 40

約数和(自身を含む): 925119360

約数和(自身を除く): 532198640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 62171, 124342, 248684, 310855, 497368, 621710, 994736, 1243420, 2486840, 4911509, 4973680, 9823018, 19646036, 24557545, 39292072, 49115090, 78584144, 98230180, 196460360, 392920720]

約数ペア:

[(1, 392920720), (2, 196460360), (4, 98230180), (5, 78584144), (8, 49115090), (10, 39292072), (16, 24557545), (20, 19646036), (40, 9823018), (79, 4973680), (80, 4911509), (158, 2486840), (316, 1243420), (395, 994736), (632, 621710), (790, 497368), (1264, 310855), (1580, 248684), (3160, 124342), (6320, 62171)]