39386840

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{6521}}^1$

素因数の和:6683

約数の個数: 32

約数和(自身を含む): 89220960

約数和(自身を除く): 49834120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 6521, 13042, 26084, 32605, 52168, 65210, 130420, 260840, 984671, 1969342, 3938684, 4923355, 7877368, 9846710, 19693420, 39386840]

約数ペア:

[(1, 39386840), (2, 19693420), (4, 9846710), (5, 7877368), (8, 4923355), (10, 3938684), (20, 1969342), (40, 984671), (151, 260840), (302, 130420), (604, 65210), (755, 52168), (1208, 32605), (1510, 26084), (3020, 13042), (6040, 6521)]