9090640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8741}}^1$

素因数の和:8767

約数の個数: 40

約数和(自身を含む): 22764168

約数和(自身を除く): 13673528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 8741, 17482, 34964, 43705, 69928, 87410, 113633, 139856, 174820, 227266, 349640, 454532, 568165, 699280, 909064, 1136330, 1818128, 2272660, 4545320, 9090640]

約数ペア:

[(1, 9090640), (2, 4545320), (4, 2272660), (5, 1818128), (8, 1136330), (10, 909064), (13, 699280), (16, 568165), (20, 454532), (26, 349640), (40, 227266), (52, 174820), (65, 139856), (80, 113633), (104, 87410), (130, 69928), (208, 43705), (260, 34964), (520, 17482), (1040, 8741)]