11518540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1277}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 27052704

約数和(自身を除く): 15534164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1277, 1804, 2255, 2554, 4510, 5108, 6385, 9020, 12770, 14047, 25540, 28094, 52357, 56188, 70235, 104714, 140470, 209428, 261785, 280940, 523570, 575927, 1047140, 1151854, 2303708, 2879635, 5759270, 11518540]

約数ペア:

[(1, 11518540), (2, 5759270), (4, 2879635), (5, 2303708), (10, 1151854), (11, 1047140), (20, 575927), (22, 523570), (41, 280940), (44, 261785), (55, 209428), (82, 140470), (110, 104714), (164, 70235), (205, 56188), (220, 52357), (410, 28094), (451, 25540), (820, 14047), (902, 12770), (1277, 9020), (1804, 6385), (2255, 5108), (2554, 4510)]