4839220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 11043648

約数和(自身を除く): 6204428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 331, 340, 430, 662, 731, 860, 1324, 1462, 1655, 2924, 3310, 3655, 5627, 6620, 7310, 11254, 14233, 14620, 22508, 28135, 28466, 56270, 56932, 71165, 112540, 142330, 241961, 284660, 483922, 967844, 1209805, 2419610, 4839220]

約数ペア:

[(1, 4839220), (2, 2419610), (4, 1209805), (5, 967844), (10, 483922), (17, 284660), (20, 241961), (34, 142330), (43, 112540), (68, 71165), (85, 56932), (86, 56270), (170, 28466), (172, 28135), (215, 22508), (331, 14620), (340, 14233), (430, 11254), (662, 7310), (731, 6620), (860, 5627), (1324, 3655), (1462, 3310), (1655, 2924)]