15705955180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7681}}^1\times {\mathrm{5381}}^1$

素因数の和:13090

約数の個数: 48

約数和(自身を含む): 34729400160

約数和(自身を除く): 19023444980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5381, 7681, 10762, 15362, 21524, 26905, 30724, 38405, 53810, 76810, 102239, 107620, 145939, 153620, 204478, 291878, 408956, 511195, 583756, 729695, 1022390, 1459390, 2044780, 2918780, 41331461, 82662922, 165325844, 206657305, 413314610, 785297759, 826629220, 1570595518, 3141191036, 3926488795, 7852977590, 15705955180]

約数ペア:

[(1, 15705955180), (2, 7852977590), (4, 3926488795), (5, 3141191036), (10, 1570595518), (19, 826629220), (20, 785297759), (38, 413314610), (76, 206657305), (95, 165325844), (190, 82662922), (380, 41331461), (5381, 2918780), (7681, 2044780), (10762, 1459390), (15362, 1022390), (21524, 729695), (26905, 583756), (30724, 511195), (38405, 408956), (53810, 291878), (76810, 204478), (102239, 153620), (107620, 145939)]