72365420

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{6359}}^1$

素因数の和:6937

約数の個数: 24

約数和(自身を含む): 152258400

約数和(自身を除く): 79892980

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 2276, 2845, 5690, 6359, 11380, 12718, 25436, 31795, 63590, 127180, 3618271, 7236542, 14473084, 18091355, 36182710, 72365420]

約数ペア:

[(1, 72365420), (2, 36182710), (4, 18091355), (5, 14473084), (10, 7236542), (20, 3618271), (569, 127180), (1138, 63590), (2276, 31795), (2845, 25436), (5690, 12718), (6359, 11380)]