7290620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 16638048

約数和(自身を除く): 9347428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 523, 697, 820, 1046, 1394, 2092, 2615, 2788, 3485, 5230, 6970, 8891, 10460, 13940, 17782, 21443, 35564, 42886, 44455, 85772, 88910, 107215, 177820, 214430, 364531, 428860, 729062, 1458124, 1822655, 3645310, 7290620]

約数ペア:

[(1, 7290620), (2, 3645310), (4, 1822655), (5, 1458124), (10, 729062), (17, 428860), (20, 364531), (34, 214430), (41, 177820), (68, 107215), (82, 88910), (85, 85772), (164, 44455), (170, 42886), (205, 35564), (340, 21443), (410, 17782), (523, 13940), (697, 10460), (820, 8891), (1046, 6970), (1394, 5230), (2092, 3485), (2615, 2788)]