11981170060

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{65521}}^1$

素因数の和:65794

約数の個数: 48

約数和(自身を含む): 25890100992

約数和(自身を除く): 13908930932

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 223, 410, 446, 820, 892, 1115, 2230, 4460, 9143, 18286, 36572, 45715, 65521, 91430, 131042, 182860, 262084, 327605, 655210, 1310420, 2686361, 5372722, 10745444, 13431805, 14611183, 26863610, 29222366, 53727220, 58444732, 73055915, 146111830, 292223660, 599058503, 1198117006, 2396234012, 2995292515, 5990585030, 11981170060]

約数ペア:

[(1, 11981170060), (2, 5990585030), (4, 2995292515), (5, 2396234012), (10, 1198117006), (20, 599058503), (41, 292223660), (82, 146111830), (164, 73055915), (205, 58444732), (223, 53727220), (410, 29222366), (446, 26863610), (820, 14611183), (892, 13431805), (1115, 10745444), (2230, 5372722), (4460, 2686361), (9143, 1310420), (18286, 655210), (36572, 327605), (45715, 262084), (65521, 182860), (91430, 131042)]