31831260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2693}}^1$

素因数の和:2902

約数の個数: 48

約数和(自身を含む): 89613216

約数和(自身を除く): 57781956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2364, 2693, 2955, 3940, 5386, 5910, 8079, 10772, 11820, 13465, 16158, 26930, 32316, 40395, 53860, 80790, 161580, 530521, 1061042, 1591563, 2122084, 2652605, 3183126, 5305210, 6366252, 7957815, 10610420, 15915630, 31831260]

約数ペア:

[(1, 31831260), (2, 15915630), (3, 10610420), (4, 7957815), (5, 6366252), (6, 5305210), (10, 3183126), (12, 2652605), (15, 2122084), (20, 1591563), (30, 1061042), (60, 530521), (197, 161580), (394, 80790), (591, 53860), (788, 40395), (985, 32316), (1182, 26930), (1970, 16158), (2364, 13465), (2693, 11820), (2955, 10772), (3940, 8079), (5386, 5910)]