23142740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 50695680

約数和(自身を除く): 27552940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 163, 229, 310, 326, 458, 620, 652, 815, 916, 1145, 1630, 2290, 3260, 4580, 5053, 7099, 10106, 14198, 20212, 25265, 28396, 35495, 37327, 50530, 70990, 74654, 101060, 141980, 149308, 186635, 373270, 746540, 1157137, 2314274, 4628548, 5785685, 11571370, 23142740]

約数ペア:

[(1, 23142740), (2, 11571370), (4, 5785685), (5, 4628548), (10, 2314274), (20, 1157137), (31, 746540), (62, 373270), (124, 186635), (155, 149308), (163, 141980), (229, 101060), (310, 74654), (326, 70990), (458, 50530), (620, 37327), (652, 35495), (815, 28396), (916, 25265), (1145, 20212), (1630, 14198), (2290, 10106), (3260, 7099), (4580, 5053)]