20903640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{174197}}^1$

素因数の和:174211

約数の個数: 32

約数和(自身を含む): 62711280

約数和(自身を除く): 41807640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 174197, 348394, 522591, 696788, 870985, 1045182, 1393576, 1741970, 2090364, 2612955, 3483940, 4180728, 5225910, 6967880, 10451820, 20903640]

約数ペア:

[(1, 20903640), (2, 10451820), (3, 6967880), (4, 5225910), (5, 4180728), (6, 3483940), (8, 2612955), (10, 2090364), (12, 1741970), (15, 1393576), (20, 1045182), (24, 870985), (30, 696788), (40, 522591), (60, 348394), (120, 174197)]