29940080

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1381}}^1$

素因数の和:1665

約数の個数: 40

約数和(自身を含む): 69918144

約数和(自身を除く): 39978064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 1381, 2168, 2710, 2762, 4336, 5420, 5524, 6905, 10840, 11048, 13810, 21680, 22096, 27620, 55240, 110480, 374251, 748502, 1497004, 1871255, 2994008, 3742510, 5988016, 7485020, 14970040, 29940080]

約数ペア:

[(1, 29940080), (2, 14970040), (4, 7485020), (5, 5988016), (8, 3742510), (10, 2994008), (16, 1871255), (20, 1497004), (40, 748502), (80, 374251), (271, 110480), (542, 55240), (1084, 27620), (1355, 22096), (1381, 21680), (2168, 13810), (2710, 11048), (2762, 10840), (4336, 6905), (5420, 5524)]