31013880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{258449}}^1$

素因数の和:258463

約数の個数: 32

約数和(自身を含む): 93042000

約数和(自身を除く): 62028120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 258449, 516898, 775347, 1033796, 1292245, 1550694, 2067592, 2584490, 3101388, 3876735, 5168980, 6202776, 7753470, 10337960, 15506940, 31013880]

約数ペア:

[(1, 31013880), (2, 15506940), (3, 10337960), (4, 7753470), (5, 6202776), (6, 5168980), (8, 3876735), (10, 3101388), (12, 2584490), (15, 2067592), (20, 1550694), (24, 1292245), (30, 1033796), (40, 775347), (60, 516898), (120, 258449)]