39457730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9791}}^1$

素因数の和:9842

約数の個数: 32

約数和(自身を含む): 78962688

約数和(自身を除く): 39504958

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 9791, 19582, 48955, 97910, 127283, 254566, 303521, 607042, 636415, 1272830, 1517605, 3035210, 3945773, 7891546, 19728865, 39457730]

約数ペア:

[(1, 39457730), (2, 19728865), (5, 7891546), (10, 3945773), (13, 3035210), (26, 1517605), (31, 1272830), (62, 636415), (65, 607042), (130, 303521), (155, 254566), (310, 127283), (403, 97910), (806, 48955), (2015, 19582), (4030, 9791)]