8393440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:296

約数の個数: 96

約数和(自身を含む): 22861440

約数和(自身を除く): 14468000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 251, 304, 352, 380, 418, 440, 502, 608, 760, 836, 880, 1004, 1045, 1255, 1520, 1672, 1760, 2008, 2090, 2510, 2761, 3040, 3344, 4016, 4180, 4769, 5020, 5522, 6688, 8032, 8360, 9538, 10040, 11044, 13805, 16720, 19076, 20080, 22088, 23845, 27610, 33440, 38152, 40160, 44176, 47690, 52459, 55220, 76304, 88352, 95380, 104918, 110440, 152608, 190760, 209836, 220880, 262295, 381520, 419672, 441760, 524590, 763040, 839344, 1049180, 1678688, 2098360, 4196720, 8393440]

約数ペア:

[(1, 8393440), (2, 4196720), (4, 2098360), (5, 1678688), (8, 1049180), (10, 839344), (11, 763040), (16, 524590), (19, 441760), (20, 419672), (22, 381520), (32, 262295), (38, 220880), (40, 209836), (44, 190760), (55, 152608), (76, 110440), (80, 104918), (88, 95380), (95, 88352), (110, 76304), (152, 55220), (160, 52459), (176, 47690), (190, 44176), (209, 40160), (220, 38152), (251, 33440), (304, 27610), (352, 23845), (380, 22088), (418, 20080), (440, 19076), (502, 16720), (608, 13805), (760, 11044), (836, 10040), (880, 9538), (1004, 8360), (1045, 8032), (1255, 6688), (1520, 5522), (1672, 5020), (1760, 4769), (2008, 4180), (2090, 4016), (2510, 3344), (2761, 3040)]