8392540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{191}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 19192320

約数和(自身を除く): 10799780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 191, 260, 338, 382, 676, 764, 845, 955, 1690, 1910, 2197, 2483, 3380, 3820, 4394, 4966, 8788, 9932, 10985, 12415, 21970, 24830, 32279, 43940, 49660, 64558, 129116, 161395, 322790, 419627, 645580, 839254, 1678508, 2098135, 4196270, 8392540]

約数ペア:

[(1, 8392540), (2, 4196270), (4, 2098135), (5, 1678508), (10, 839254), (13, 645580), (20, 419627), (26, 322790), (52, 161395), (65, 129116), (130, 64558), (169, 49660), (191, 43940), (260, 32279), (338, 24830), (382, 21970), (676, 12415), (764, 10985), (845, 9932), (955, 8788), (1690, 4966), (1910, 4394), (2197, 3820), (2483, 3380)]