8704020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11159}}^1$

素因数の和:11184

約数の個数: 48

約数和(自身を含む): 26248320

約数和(自身を除く): 17544300

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, 11159, 22318, 33477, 44636, 55795, 66954, 111590, 133908, 145067, 167385, 223180, 290134, 334770, 435201, 580268, 669540, 725335, 870402, 1450670, 1740804, 2176005, 2901340, 4352010, 8704020]

約数ペア:

[(1, 8704020), (2, 4352010), (3, 2901340), (4, 2176005), (5, 1740804), (6, 1450670), (10, 870402), (12, 725335), (13, 669540), (15, 580268), (20, 435201), (26, 334770), (30, 290134), (39, 223180), (52, 167385), (60, 145067), (65, 133908), (78, 111590), (130, 66954), (156, 55795), (195, 44636), (260, 33477), (390, 22318), (780, 11159)]