2220009968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{159667}}^1$

素因数の和:159765

約数の個数: 40

約数和(自身を含む): 4751719680

約数和(自身を除く): 2531709712

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 158, 176, 316, 632, 869, 1264, 1738, 3476, 6952, 13904, 159667, 319334, 638668, 1277336, 1756337, 2554672, 3512674, 7025348, 12613693, 14050696, 25227386, 28101392, 50454772, 100909544, 138750623, 201819088, 277501246, 555002492, 1110004984, 2220009968]

約数ペア:

[(1, 2220009968), (2, 1110004984), (4, 555002492), (8, 277501246), (11, 201819088), (16, 138750623), (22, 100909544), (44, 50454772), (79, 28101392), (88, 25227386), (158, 14050696), (176, 12613693), (316, 7025348), (632, 3512674), (869, 2554672), (1264, 1756337), (1738, 1277336), (3476, 638668), (6952, 319334), (13904, 159667)]