425940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 1236480

約数和(自身を除く): 810540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 229, 310, 372, 458, 465, 620, 687, 916, 930, 1145, 1374, 1860, 2290, 2748, 3435, 4580, 6870, 7099, 13740, 14198, 21297, 28396, 35495, 42594, 70990, 85188, 106485, 141980, 212970, 425940]

約数ペア:

[(1, 425940), (2, 212970), (3, 141980), (4, 106485), (5, 85188), (6, 70990), (10, 42594), (12, 35495), (15, 28396), (20, 21297), (30, 14198), (31, 13740), (60, 7099), (62, 6870), (93, 4580), (124, 3435), (155, 2748), (186, 2290), (229, 1860), (310, 1374), (372, 1145), (458, 930), (465, 916), (620, 687)]