2600578640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{155537}}^1$

素因数の和:155580

約数の個数: 80

約数和(自身を含む): 6943216320

約数和(自身を除く): 4342637680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 8360, 16720, 155537, 311074, 622148, 777685, 1244296, 1555370, 1710907, 2488592, 2955203, 3110740, 3421814, 5910406, 6221480, 6843628, 8554535, 11820812, 12442960, 13687256, 14776015, 17109070, 23641624, 27374512, 29552030, 32507233, 34218140, 47283248, 59104060, 65014466, 68436280, 118208120, 130028932, 136872560, 162536165, 236416240, 260057864, 325072330, 520115728, 650144660, 1300289320, 2600578640]

約数ペア:

[(1, 2600578640), (2, 1300289320), (4, 650144660), (5, 520115728), (8, 325072330), (10, 260057864), (11, 236416240), (16, 162536165), (19, 136872560), (20, 130028932), (22, 118208120), (38, 68436280), (40, 65014466), (44, 59104060), (55, 47283248), (76, 34218140), (80, 32507233), (88, 29552030), (95, 27374512), (110, 23641624), (152, 17109070), (176, 14776015), (190, 13687256), (209, 12442960), (220, 11820812), (304, 8554535), (380, 6843628), (418, 6221480), (440, 5910406), (760, 3421814), (836, 3110740), (880, 2955203), (1045, 2488592), (1520, 1710907), (1672, 1555370), (2090, 1244296), (3344, 777685), (4180, 622148), (8360, 311074), (16720, 155537)]