488721880

素因数分解:

$2^3\times 5^1\times {\mathrm{3433}}^1\times {\mathrm{3559}}^1$

素因数の和:7003

約数の個数: 32

約数和(自身を含む): 1100253600

約数和(自身を除く): 611531720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3433, 3559, 6866, 7118, 13732, 14236, 17165, 17795, 27464, 28472, 34330, 35590, 68660, 71180, 137320, 142360, 12218047, 24436094, 48872188, 61090235, 97744376, 122180470, 244360940, 488721880]

約数ペア:

[(1, 488721880), (2, 244360940), (4, 122180470), (5, 97744376), (8, 61090235), (10, 48872188), (20, 24436094), (40, 12218047), (3433, 142360), (3559, 137320), (6866, 71180), (7118, 68660), (13732, 35590), (14236, 34330), (17165, 28472), (17795, 27464)]