11378840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2351}}^1$

素因数の和:2384

約数の個数: 48

約数和(自身を含む): 28153440

約数和(自身を除く): 16774600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2351, 2420, 4702, 4840, 9404, 11755, 18808, 23510, 25861, 47020, 51722, 94040, 103444, 129305, 206888, 258610, 284471, 517220, 568942, 1034440, 1137884, 1422355, 2275768, 2844710, 5689420, 11378840]

約数ペア:

[(1, 11378840), (2, 5689420), (4, 2844710), (5, 2275768), (8, 1422355), (10, 1137884), (11, 1034440), (20, 568942), (22, 517220), (40, 284471), (44, 258610), (55, 206888), (88, 129305), (110, 103444), (121, 94040), (220, 51722), (242, 47020), (440, 25861), (484, 23510), (605, 18808), (968, 11755), (1210, 9404), (2351, 4840), (2420, 4702)]