38874580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2659}}^1$

素因数の和:2728

約数の個数: 48

約数和(自身を含む): 88482240

約数和(自身を除く): 49607660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2659, 2924, 3655, 5318, 7310, 10636, 13295, 14620, 26590, 45203, 53180, 90406, 114337, 180812, 226015, 228674, 452030, 457348, 571685, 904060, 1143370, 1943729, 2286740, 3887458, 7774916, 9718645, 19437290, 38874580]

約数ペア:

[(1, 38874580), (2, 19437290), (4, 9718645), (5, 7774916), (10, 3887458), (17, 2286740), (20, 1943729), (34, 1143370), (43, 904060), (68, 571685), (85, 457348), (86, 452030), (170, 228674), (172, 226015), (215, 180812), (340, 114337), (430, 90406), (731, 53180), (860, 45203), (1462, 26590), (2659, 14620), (2924, 13295), (3655, 10636), (5318, 7310)]