42207940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2887}}^1$

素因数の和:2956

約数の個数: 48

約数和(自身を含む): 96066432

約数和(自身を除く): 53858492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2887, 2924, 3655, 5774, 7310, 11548, 14435, 14620, 28870, 49079, 57740, 98158, 124141, 196316, 245395, 248282, 490790, 496564, 620705, 981580, 1241410, 2110397, 2482820, 4220794, 8441588, 10551985, 21103970, 42207940]

約数ペア:

[(1, 42207940), (2, 21103970), (4, 10551985), (5, 8441588), (10, 4220794), (17, 2482820), (20, 2110397), (34, 1241410), (43, 981580), (68, 620705), (85, 496564), (86, 490790), (170, 248282), (172, 245395), (215, 196316), (340, 124141), (430, 98158), (731, 57740), (860, 49079), (1462, 28870), (2887, 14620), (2924, 14435), (3655, 11548), (5774, 7310)]