109245820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{15131}}^1$

素因数の和:15178

約数の個数: 36

約数和(自身を含む): 242142264

約数和(自身を除く): 132896444

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 15131, 30262, 60524, 75655, 151310, 287489, 302620, 574978, 1149956, 1437445, 2874890, 5462291, 5749780, 10924582, 21849164, 27311455, 54622910, 109245820]

約数ペア:

[(1, 109245820), (2, 54622910), (4, 27311455), (5, 21849164), (10, 10924582), (19, 5749780), (20, 5462291), (38, 2874890), (76, 1437445), (95, 1149956), (190, 574978), (361, 302620), (380, 287489), (722, 151310), (1444, 75655), (1805, 60524), (3610, 30262), (7220, 15131)]