7152079240

素因数分解:

$2^3\times 5^1\times {\mathrm{811}}^1\times {\mathrm{220471}}^1$

素因数の和:221293

約数の個数: 32

約数和(自身を含む): 16112093760

約数和(自身を除く): 8960014520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 811, 1622, 3244, 4055, 6488, 8110, 16220, 32440, 220471, 440942, 881884, 1102355, 1763768, 2204710, 4409420, 8818840, 178801981, 357603962, 715207924, 894009905, 1430415848, 1788019810, 3576039620, 7152079240]

約数ペア:

[(1, 7152079240), (2, 3576039620), (4, 1788019810), (5, 1430415848), (8, 894009905), (10, 715207924), (20, 357603962), (40, 178801981), (811, 8818840), (1622, 4409420), (3244, 2204710), (4055, 1763768), (6488, 1102355), (8110, 881884), (16220, 440942), (32440, 220471)]