39290290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15907}}^1$

素因数の和:15946

約数の個数: 32

約数和(自身を含む): 80176320

約数和(自身を除く): 40886030

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 15907, 31814, 79535, 159070, 206791, 302233, 413582, 604466, 1033955, 1511165, 2067910, 3022330, 3929029, 7858058, 19645145, 39290290]

約数ペア:

[(1, 39290290), (2, 19645145), (5, 7858058), (10, 3929029), (13, 3022330), (19, 2067910), (26, 1511165), (38, 1033955), (65, 604466), (95, 413582), (130, 302233), (190, 206791), (247, 159070), (494, 79535), (1235, 31814), (2470, 15907)]