38319020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1$

素因数の和:2690

約数の個数: 48

約数和(自身を含む): 87218208

約数和(自身を除く): 48899188

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2621, 2924, 3655, 5242, 7310, 10484, 13105, 14620, 26210, 44557, 52420, 89114, 112703, 178228, 222785, 225406, 445570, 450812, 563515, 891140, 1127030, 1915951, 2254060, 3831902, 7663804, 9579755, 19159510, 38319020]

約数ペア:

[(1, 38319020), (2, 19159510), (4, 9579755), (5, 7663804), (10, 3831902), (17, 2254060), (20, 1915951), (34, 1127030), (43, 891140), (68, 563515), (85, 450812), (86, 445570), (170, 225406), (172, 222785), (215, 178228), (340, 112703), (430, 89114), (731, 52420), (860, 44557), (1462, 26210), (2621, 14620), (2924, 13105), (3655, 10484), (5242, 7310)]