1294328180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1217}}^1\times {\mathrm{1297}}^1$

素因数の和:2564

約数の個数: 48

約数和(自身を含む): 2788820496

約数和(自身を除く): 1494492316

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1217, 1297, 2434, 2594, 4868, 5188, 6085, 6485, 12170, 12970, 24340, 25940, 49897, 53177, 99794, 106354, 199588, 212708, 249485, 265885, 498970, 531770, 997940, 1063540, 1578449, 3156898, 6313796, 7892245, 15784490, 31568980, 64716409, 129432818, 258865636, 323582045, 647164090, 1294328180]

約数ペア:

[(1, 1294328180), (2, 647164090), (4, 323582045), (5, 258865636), (10, 129432818), (20, 64716409), (41, 31568980), (82, 15784490), (164, 7892245), (205, 6313796), (410, 3156898), (820, 1578449), (1217, 1063540), (1297, 997940), (2434, 531770), (2594, 498970), (4868, 265885), (5188, 249485), (6085, 212708), (6485, 199588), (12170, 106354), (12970, 99794), (24340, 53177), (25940, 49897)]