6901960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1021}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 16832340

約数和(自身を除く): 9930380

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1021, 1352, 1690, 2042, 3380, 4084, 5105, 6760, 8168, 10210, 13273, 20420, 26546, 40840, 53092, 66365, 106184, 132730, 172549, 265460, 345098, 530920, 690196, 862745, 1380392, 1725490, 3450980, 6901960]

約数ペア:

[(1, 6901960), (2, 3450980), (4, 1725490), (5, 1380392), (8, 862745), (10, 690196), (13, 530920), (20, 345098), (26, 265460), (40, 172549), (52, 132730), (65, 106184), (104, 66365), (130, 53092), (169, 40840), (260, 26546), (338, 20420), (520, 13273), (676, 10210), (845, 8168), (1021, 6760), (1352, 5105), (1690, 4084), (2042, 3380)]