7789210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{419}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 16601760

約数和(自身を除く): 8812550

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 169, 286, 338, 419, 715, 838, 845, 1430, 1690, 1859, 2095, 3718, 4190, 4609, 5447, 9218, 9295, 10894, 18590, 23045, 27235, 46090, 54470, 59917, 70811, 119834, 141622, 299585, 354055, 599170, 708110, 778921, 1557842, 3894605, 7789210]

約数ペア:

[(1, 7789210), (2, 3894605), (5, 1557842), (10, 778921), (11, 708110), (13, 599170), (22, 354055), (26, 299585), (55, 141622), (65, 119834), (110, 70811), (130, 59917), (143, 54470), (169, 46090), (286, 27235), (338, 23045), (419, 18590), (715, 10894), (838, 9295), (845, 9218), (1430, 5447), (1690, 4609), (1859, 4190), (2095, 3718)]