15241820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2389}}^1$

素因数の和:2438

約数の個数: 48

約数和(自身を含む): 36136800

約数和(自身を除く): 20894980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 2389, 3190, 4778, 6380, 9556, 11945, 23890, 26279, 47780, 52558, 69281, 105116, 131395, 138562, 262790, 277124, 346405, 525580, 692810, 762091, 1385620, 1524182, 3048364, 3810455, 7620910, 15241820]

約数ペア:

[(1, 15241820), (2, 7620910), (4, 3810455), (5, 3048364), (10, 1524182), (11, 1385620), (20, 762091), (22, 692810), (29, 525580), (44, 346405), (55, 277124), (58, 262790), (110, 138562), (116, 131395), (145, 105116), (220, 69281), (290, 52558), (319, 47780), (580, 26279), (638, 23890), (1276, 11945), (1595, 9556), (2389, 6380), (3190, 4778)]