15270820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 33611760

約数和(自身を除く): 18340940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 113, 116, 145, 226, 233, 290, 452, 466, 565, 580, 932, 1130, 1165, 2260, 2330, 3277, 4660, 6554, 6757, 13108, 13514, 16385, 26329, 27028, 32770, 33785, 52658, 65540, 67570, 105316, 131645, 135140, 263290, 526580, 763541, 1527082, 3054164, 3817705, 7635410, 15270820]

約数ペア:

[(1, 15270820), (2, 7635410), (4, 3817705), (5, 3054164), (10, 1527082), (20, 763541), (29, 526580), (58, 263290), (113, 135140), (116, 131645), (145, 105316), (226, 67570), (233, 65540), (290, 52658), (452, 33785), (466, 32770), (565, 27028), (580, 26329), (932, 16385), (1130, 13514), (1165, 13108), (2260, 6757), (2330, 6554), (3277, 4660)]