61079240

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{14009}}^1$

素因数の和:14129

約数の個数: 32

約数和(自身を含む): 138699000

約数和(自身を除く): 77619760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 14009, 28018, 56036, 70045, 112072, 140090, 280180, 560360, 1526981, 3053962, 6107924, 7634905, 12215848, 15269810, 30539620, 61079240]

約数ペア:

[(1, 61079240), (2, 30539620), (4, 15269810), (5, 12215848), (8, 7634905), (10, 6107924), (20, 3053962), (40, 1526981), (109, 560360), (218, 280180), (436, 140090), (545, 112072), (872, 70045), (1090, 56036), (2180, 28018), (4360, 14009)]