87287860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23339}}^1$

素因数の和:23376

約数の個数: 48

約数和(自身を含む): 211740480

約数和(自身を除く): 124452620

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 23339, 46678, 93356, 116695, 233390, 256729, 396763, 466780, 513458, 793526, 1026916, 1283645, 1587052, 1983815, 2567290, 3967630, 4364393, 5134580, 7935260, 8728786, 17457572, 21821965, 43643930, 87287860]

約数ペア:

[(1, 87287860), (2, 43643930), (4, 21821965), (5, 17457572), (10, 8728786), (11, 7935260), (17, 5134580), (20, 4364393), (22, 3967630), (34, 2567290), (44, 1983815), (55, 1587052), (68, 1283645), (85, 1026916), (110, 793526), (170, 513458), (187, 466780), (220, 396763), (340, 256729), (374, 233390), (748, 116695), (935, 93356), (1870, 46678), (3740, 23339)]