7872540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10093}}^1$

素因数の和:10118

約数の個数: 48

約数和(自身を含む): 23741088

約数和(自身を除く): 15868548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 10093, 20186, 30279, 40372, 50465, 60558, 100930, 121116, 131209, 151395, 201860, 262418, 302790, 393627, 524836, 605580, 656045, 787254, 1312090, 1574508, 1968135, 2624180, 3936270, 7872540]

約数ペア:

[(1, 7872540), (2, 3936270), (3, 2624180), (4, 1968135), (5, 1574508), (6, 1312090), (10, 787254), (12, 656045), (13, 605580), (15, 524836), (20, 393627), (26, 302790), (30, 262418), (39, 201860), (52, 151395), (60, 131209), (65, 121116), (78, 100930), (130, 60558), (156, 50465), (195, 40372), (260, 30279), (390, 20186), (780, 10093)]