4712620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 11160576

約数和(自身を除く): 6447956

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 691, 1364, 1382, 1705, 2764, 3410, 3455, 6820, 6910, 7601, 13820, 15202, 21421, 30404, 38005, 42842, 76010, 85684, 107105, 152020, 214210, 235631, 428420, 471262, 942524, 1178155, 2356310, 4712620]

約数ペア:

[(1, 4712620), (2, 2356310), (4, 1178155), (5, 942524), (10, 471262), (11, 428420), (20, 235631), (22, 214210), (31, 152020), (44, 107105), (55, 85684), (62, 76010), (110, 42842), (124, 38005), (155, 30404), (220, 21421), (310, 15202), (341, 13820), (620, 7601), (682, 6910), (691, 6820), (1364, 3455), (1382, 3410), (1705, 2764)]