15856580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 35607600

約数和(自身を除く): 19751020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 149, 170, 298, 313, 340, 596, 626, 745, 1252, 1490, 1565, 2533, 2980, 3130, 5066, 5321, 6260, 10132, 10642, 12665, 21284, 25330, 26605, 46637, 50660, 53210, 93274, 106420, 186548, 233185, 466370, 792829, 932740, 1585658, 3171316, 3964145, 7928290, 15856580]

約数ペア:

[(1, 15856580), (2, 7928290), (4, 3964145), (5, 3171316), (10, 1585658), (17, 932740), (20, 792829), (34, 466370), (68, 233185), (85, 186548), (149, 106420), (170, 93274), (298, 53210), (313, 50660), (340, 46637), (596, 26605), (626, 25330), (745, 21284), (1252, 12665), (1490, 10642), (1565, 10132), (2533, 6260), (2980, 5321), (3130, 5066)]