8278660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1873}}^1$

素因数の和:1912

約数の個数: 48

約数和(自身を含む): 19834416

約数和(自身を除く): 11555756

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 1873, 2210, 3746, 4420, 7492, 9365, 18730, 24349, 31841, 37460, 48698, 63682, 97396, 121745, 127364, 159205, 243490, 318410, 413933, 486980, 636820, 827866, 1655732, 2069665, 4139330, 8278660]

約数ペア:

[(1, 8278660), (2, 4139330), (4, 2069665), (5, 1655732), (10, 827866), (13, 636820), (17, 486980), (20, 413933), (26, 318410), (34, 243490), (52, 159205), (65, 127364), (68, 121745), (85, 97396), (130, 63682), (170, 48698), (221, 37460), (260, 31841), (340, 24349), (442, 18730), (884, 9365), (1105, 7492), (1873, 4420), (2210, 3746)]