4002680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{827}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 9911160

約数和(自身を除く): 5908480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 827, 968, 1210, 1654, 2420, 3308, 4135, 4840, 6616, 8270, 9097, 16540, 18194, 33080, 36388, 45485, 72776, 90970, 100067, 181940, 200134, 363880, 400268, 500335, 800536, 1000670, 2001340, 4002680]

約数ペア:

[(1, 4002680), (2, 2001340), (4, 1000670), (5, 800536), (8, 500335), (10, 400268), (11, 363880), (20, 200134), (22, 181940), (40, 100067), (44, 90970), (55, 72776), (88, 45485), (110, 36388), (121, 33080), (220, 18194), (242, 16540), (440, 9097), (484, 8270), (605, 6616), (827, 4840), (968, 4135), (1210, 3308), (1654, 2420)]