9098980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{701}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 21228480

約数和(自身を除く): 12129500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 701, 1180, 1298, 1402, 2596, 2804, 3245, 3505, 6490, 7010, 7711, 12980, 14020, 15422, 30844, 38555, 41359, 77110, 82718, 154220, 165436, 206795, 413590, 454949, 827180, 909898, 1819796, 2274745, 4549490, 9098980]

約数ペア:

[(1, 9098980), (2, 4549490), (4, 2274745), (5, 1819796), (10, 909898), (11, 827180), (20, 454949), (22, 413590), (44, 206795), (55, 165436), (59, 154220), (110, 82718), (118, 77110), (220, 41359), (236, 38555), (295, 30844), (590, 15422), (649, 14020), (701, 12980), (1180, 7711), (1298, 7010), (1402, 6490), (2596, 3505), (2804, 3245)]