20215288610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2609}}^1\times {\mathrm{70439}}^1$

素因数の和:73066

約数の個数: 32

約数和(自身を含む): 39711254400

約数和(自身を除く): 19495965790

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2609, 5218, 13045, 26090, 28699, 57398, 70439, 140878, 143495, 286990, 352195, 704390, 774829, 1549658, 3874145, 7748290, 183775351, 367550702, 918876755, 1837753510, 2021528861, 4043057722, 10107644305, 20215288610]

約数ペア:

[(1, 20215288610), (2, 10107644305), (5, 4043057722), (10, 2021528861), (11, 1837753510), (22, 918876755), (55, 367550702), (110, 183775351), (2609, 7748290), (5218, 3874145), (13045, 1549658), (26090, 774829), (28699, 704390), (57398, 352195), (70439, 286990), (140878, 143495)]