4990290

素因数分解:

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

素因数の和:826

約数の個数: 32

約数和(自身を含む): 12035520

約数和(自身を除く): 7045230

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 397, 419, 794, 838, 1191, 1257, 1985, 2095, 2382, 2514, 3970, 4190, 5955, 6285, 11910, 12570, 166343, 332686, 499029, 831715, 998058, 1663430, 2495145, 4990290]

約数ペア:

[(1, 4990290), (2, 2495145), (3, 1663430), (5, 998058), (6, 831715), (10, 499029), (15, 332686), (30, 166343), (397, 12570), (419, 11910), (794, 6285), (838, 5955), (1191, 4190), (1257, 3970), (1985, 2514), (2095, 2382)]