12959240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1542

約数の個数: 64

約数和(自身を含む): 34421760

約数和(自身を除く): 21462520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1493, 1736, 2170, 2986, 4340, 5972, 7465, 8680, 10451, 11944, 14930, 20902, 29860, 41804, 46283, 52255, 59720, 83608, 92566, 104510, 185132, 209020, 231415, 323981, 370264, 418040, 462830, 647962, 925660, 1295924, 1619905, 1851320, 2591848, 3239810, 6479620, 12959240]

約数ペア:

[(1, 12959240), (2, 6479620), (4, 3239810), (5, 2591848), (7, 1851320), (8, 1619905), (10, 1295924), (14, 925660), (20, 647962), (28, 462830), (31, 418040), (35, 370264), (40, 323981), (56, 231415), (62, 209020), (70, 185132), (124, 104510), (140, 92566), (155, 83608), (217, 59720), (248, 52255), (280, 46283), (310, 41804), (434, 29860), (620, 20902), (868, 14930), (1085, 11944), (1240, 10451), (1493, 8680), (1736, 7465), (2170, 5972), (2986, 4340)]