139701560

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{47843}}^1$

素因数の和:47927

約数の個数: 32

約数和(自身を含む): 318641040

約数和(自身を除く): 178939480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 47843, 95686, 191372, 239215, 382744, 478430, 956860, 1913720, 3492539, 6985078, 13970156, 17462695, 27940312, 34925390, 69850780, 139701560]

約数ペア:

[(1, 139701560), (2, 69850780), (4, 34925390), (5, 27940312), (8, 17462695), (10, 13970156), (20, 6985078), (40, 3492539), (73, 1913720), (146, 956860), (292, 478430), (365, 382744), (584, 239215), (730, 191372), (1460, 95686), (2920, 47843)]