23319460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 52113600

約数和(自身を除く): 28794140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 563, 1090, 1126, 2071, 2180, 2252, 2815, 4142, 5630, 8284, 10355, 10697, 11260, 20710, 21394, 41420, 42788, 53485, 61367, 106970, 122734, 213940, 245468, 306835, 613670, 1165973, 1227340, 2331946, 4663892, 5829865, 11659730, 23319460]

約数ペア:

[(1, 23319460), (2, 11659730), (4, 5829865), (5, 4663892), (10, 2331946), (19, 1227340), (20, 1165973), (38, 613670), (76, 306835), (95, 245468), (109, 213940), (190, 122734), (218, 106970), (380, 61367), (436, 53485), (545, 42788), (563, 41420), (1090, 21394), (1126, 20710), (2071, 11260), (2180, 10697), (2252, 10355), (2815, 8284), (4142, 5630)]