11439820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1993}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 28139328

約数和(自身を除く): 16699508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 1993, 2870, 3986, 5740, 7972, 9965, 13951, 19930, 27902, 39860, 55804, 69755, 81713, 139510, 163426, 279020, 326852, 408565, 571991, 817130, 1143982, 1634260, 2287964, 2859955, 5719910, 11439820]

約数ペア:

[(1, 11439820), (2, 5719910), (4, 2859955), (5, 2287964), (7, 1634260), (10, 1143982), (14, 817130), (20, 571991), (28, 408565), (35, 326852), (41, 279020), (70, 163426), (82, 139510), (140, 81713), (164, 69755), (205, 55804), (287, 39860), (410, 27902), (574, 19930), (820, 13951), (1148, 9965), (1435, 7972), (1993, 5740), (2870, 3986)]