207830120

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{26921}}^1$

素因数の和:27125

約数の個数: 32

約数和(自身を含む): 470058120

約数和(自身を除く): 262228000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 26921, 53842, 107684, 134605, 215368, 269210, 538420, 1076840, 5195753, 10391506, 20783012, 25978765, 41566024, 51957530, 103915060, 207830120]

約数ペア:

[(1, 207830120), (2, 103915060), (4, 51957530), (5, 41566024), (8, 25978765), (10, 20783012), (20, 10391506), (40, 5195753), (193, 1076840), (386, 538420), (772, 269210), (965, 215368), (1544, 134605), (1930, 107684), (3860, 53842), (7720, 26921)]