18521340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7529}}^1$

素因数の和:7582

約数の個数: 48

約数和(自身を含む): 53131680

約数和(自身を除く): 34610340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 7529, 15058, 22587, 30116, 37645, 45174, 75290, 90348, 112935, 150580, 225870, 308689, 451740, 617378, 926067, 1234756, 1543445, 1852134, 3086890, 3704268, 4630335, 6173780, 9260670, 18521340]

約数ペア:

[(1, 18521340), (2, 9260670), (3, 6173780), (4, 4630335), (5, 3704268), (6, 3086890), (10, 1852134), (12, 1543445), (15, 1234756), (20, 926067), (30, 617378), (41, 451740), (60, 308689), (82, 225870), (123, 150580), (164, 112935), (205, 90348), (246, 75290), (410, 45174), (492, 37645), (615, 30116), (820, 22587), (1230, 15058), (2460, 7529)]