40380470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{10711}}^1$

素因数の和:10760

約数の個数: 32

約数和(自身を含む): 80982720

約数和(自身を除く): 40602250

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 10711, 21422, 53555, 107110, 139243, 278486, 310619, 621238, 696215, 1392430, 1553095, 3106190, 4038047, 8076094, 20190235, 40380470]

約数ペア:

[(1, 40380470), (2, 20190235), (5, 8076094), (10, 4038047), (13, 3106190), (26, 1553095), (29, 1392430), (58, 696215), (65, 621238), (130, 310619), (145, 278486), (290, 139243), (377, 107110), (754, 53555), (1885, 21422), (3770, 10711)]