8257860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3529}}^1$

素因数の和:3557

約数の個数: 72

約数和(自身を含む): 26983320

約数和(自身を除く): 18725460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 3529, 7058, 10587, 14116, 17645, 21174, 31761, 35290, 42348, 45877, 52935, 63522, 70580, 91754, 105870, 127044, 137631, 158805, 183508, 211740, 229385, 275262, 317610, 412893, 458770, 550524, 635220, 688155, 825786, 917540, 1376310, 1651572, 2064465, 2752620, 4128930, 8257860]

約数ペア:

[(1, 8257860), (2, 4128930), (3, 2752620), (4, 2064465), (5, 1651572), (6, 1376310), (9, 917540), (10, 825786), (12, 688155), (13, 635220), (15, 550524), (18, 458770), (20, 412893), (26, 317610), (30, 275262), (36, 229385), (39, 211740), (45, 183508), (52, 158805), (60, 137631), (65, 127044), (78, 105870), (90, 91754), (117, 70580), (130, 63522), (156, 52935), (180, 45877), (195, 42348), (234, 35290), (260, 31761), (390, 21174), (468, 17645), (585, 14116), (780, 10587), (1170, 7058), (2340, 3529)]