39702680

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4153}}^1$

素因数の和:4403

約数の個数: 32

約数和(自身を含む): 89726400

約数和(自身を除く): 50023720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4153, 4780, 8306, 9560, 16612, 20765, 33224, 41530, 83060, 166120, 992567, 1985134, 3970268, 4962835, 7940536, 9925670, 19851340, 39702680]

約数ペア:

[(1, 39702680), (2, 19851340), (4, 9925670), (5, 7940536), (8, 4962835), (10, 3970268), (20, 1985134), (40, 992567), (239, 166120), (478, 83060), (956, 41530), (1195, 33224), (1912, 20765), (2390, 16612), (4153, 9560), (4780, 8306)]