6381820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5231}}^1$

素因数の和:5301

約数の個数: 24

約数和(自身を含む): 13624128

約数和(自身を除く): 7242308

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 5231, 10462, 20924, 26155, 52310, 104620, 319091, 638182, 1276364, 1595455, 3190910, 6381820]

約数ペア:

[(1, 6381820), (2, 3190910), (4, 1595455), (5, 1276364), (10, 638182), (20, 319091), (61, 104620), (122, 52310), (244, 26155), (305, 20924), (610, 10462), (1220, 5231)]