42038620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9511}}^1$

素因数の和:9550

約数の個数: 48

約数和(自身を含む): 100675008

約数和(自身を除く): 58636388

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 9511, 19022, 38044, 47555, 95110, 123643, 161687, 190220, 247286, 323374, 494572, 618215, 646748, 808435, 1236430, 1616870, 2101931, 2472860, 3233740, 4203862, 8407724, 10509655, 21019310, 42038620]

約数ペア:

[(1, 42038620), (2, 21019310), (4, 10509655), (5, 8407724), (10, 4203862), (13, 3233740), (17, 2472860), (20, 2101931), (26, 1616870), (34, 1236430), (52, 808435), (65, 646748), (68, 618215), (85, 494572), (130, 323374), (170, 247286), (221, 190220), (260, 161687), (340, 123643), (442, 95110), (884, 47555), (1105, 38044), (2210, 19022), (4420, 9511)]