314343940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{2087}}^1$

素因数の和:2556

約数の個数: 48

約数和(自身を含む): 700866432

約数和(自身を除く): 386522492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 443, 886, 1772, 2087, 2215, 4174, 4430, 7531, 8348, 8860, 10435, 15062, 20870, 30124, 35479, 37655, 41740, 70958, 75310, 141916, 150620, 177395, 354790, 709580, 924541, 1849082, 3698164, 4622705, 9245410, 15717197, 18490820, 31434394, 62868788, 78585985, 157171970, 314343940]

約数ペア:

[(1, 314343940), (2, 157171970), (4, 78585985), (5, 62868788), (10, 31434394), (17, 18490820), (20, 15717197), (34, 9245410), (68, 4622705), (85, 3698164), (170, 1849082), (340, 924541), (443, 709580), (886, 354790), (1772, 177395), (2087, 150620), (2215, 141916), (4174, 75310), (4430, 70958), (7531, 41740), (8348, 37655), (8860, 35479), (10435, 30124), (15062, 20870)]