9980580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{419}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 28082880

約数和(自身を除く): 18102300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 419, 794, 838, 1191, 1257, 1588, 1676, 1985, 2095, 2382, 2514, 3970, 4190, 4764, 5028, 5955, 6285, 7940, 8380, 11910, 12570, 23820, 25140, 166343, 332686, 499029, 665372, 831715, 998058, 1663430, 1996116, 2495145, 3326860, 4990290, 9980580]

約数ペア:

[(1, 9980580), (2, 4990290), (3, 3326860), (4, 2495145), (5, 1996116), (6, 1663430), (10, 998058), (12, 831715), (15, 665372), (20, 499029), (30, 332686), (60, 166343), (397, 25140), (419, 23820), (794, 12570), (838, 11910), (1191, 8380), (1257, 7940), (1588, 6285), (1676, 5955), (1985, 5028), (2095, 4764), (2382, 4190), (2514, 3970)]