2222444

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 5171040

約数和(自身を除く): 2948596

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 29, 34, 46, 49, 58, 68, 92, 98, 116, 119, 161, 196, 203, 238, 322, 391, 406, 476, 493, 644, 667, 782, 812, 833, 986, 1127, 1334, 1421, 1564, 1666, 1972, 2254, 2668, 2737, 2842, 3332, 3451, 4508, 4669, 5474, 5684, 6902, 9338, 10948, 11339, 13804, 18676, 19159, 22678, 24157, 32683, 38318, 45356, 48314, 65366, 76636, 79373, 96628, 130732, 158746, 317492, 555611, 1111222, 2222444]

約数ペア:

[(1, 2222444), (2, 1111222), (4, 555611), (7, 317492), (14, 158746), (17, 130732), (23, 96628), (28, 79373), (29, 76636), (34, 65366), (46, 48314), (49, 45356), (58, 38318), (68, 32683), (92, 24157), (98, 22678), (116, 19159), (119, 18676), (161, 13804), (196, 11339), (203, 10948), (238, 9338), (322, 6902), (391, 5684), (406, 5474), (476, 4669), (493, 4508), (644, 3451), (667, 3332), (782, 2842), (812, 2737), (833, 2668), (986, 2254), (1127, 1972), (1334, 1666), (1421, 1564)]