90548140

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{10313}}^1$

素因数の和:10761

約数の個数: 24

約数和(自身を含む): 190602720

約数和(自身を除く): 100054580

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 8780, 10313, 20626, 41252, 51565, 103130, 206260, 4527407, 9054814, 18109628, 22637035, 45274070, 90548140]

約数ペア:

[(1, 90548140), (2, 45274070), (4, 22637035), (5, 18109628), (10, 9054814), (20, 4527407), (439, 206260), (878, 103130), (1756, 51565), (2195, 41252), (4390, 20626), (8780, 10313)]