190028180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2797}}^1$

素因数の和:2928

約数の個数: 48

約数和(自身を含む): 413656320

約数和(自身を除く): 223628140

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 395, 430, 790, 860, 1580, 2797, 3397, 5594, 6794, 11188, 13588, 13985, 16985, 27970, 33970, 55940, 67940, 120271, 220963, 240542, 441926, 481084, 601355, 883852, 1104815, 1202710, 2209630, 2405420, 4419260, 9501409, 19002818, 38005636, 47507045, 95014090, 190028180]

約数ペア:

[(1, 190028180), (2, 95014090), (4, 47507045), (5, 38005636), (10, 19002818), (20, 9501409), (43, 4419260), (79, 2405420), (86, 2209630), (158, 1202710), (172, 1104815), (215, 883852), (316, 601355), (395, 481084), (430, 441926), (790, 240542), (860, 220963), (1580, 120271), (2797, 67940), (3397, 55940), (5594, 33970), (6794, 27970), (11188, 16985), (13588, 13985)]