2009553620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3041}}^1$

素因数の和:3153

約数の個数: 96

約数和(自身を含む): 4660830720

約数和(自身を除く): 2651277100

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 47, 74, 76, 94, 95, 148, 185, 188, 190, 235, 370, 380, 470, 703, 740, 893, 940, 1406, 1739, 1786, 2812, 3041, 3478, 3515, 3572, 4465, 6082, 6956, 7030, 8695, 8930, 12164, 14060, 15205, 17390, 17860, 30410, 33041, 34780, 57779, 60820, 66082, 112517, 115558, 132164, 142927, 165205, 225034, 231116, 285854, 288895, 330410, 450068, 562585, 571708, 577790, 660820, 714635, 1125170, 1155580, 1429270, 2137823, 2250340, 2715613, 2858540, 4275646, 5288299, 5431226, 8551292, 10576598, 10689115, 10862452, 13578065, 21153196, 21378230, 26441495, 27156130, 42756460, 52882990, 54312260, 100477681, 105765980, 200955362, 401910724, 502388405, 1004776810, 2009553620]

約数ペア:

[(1, 2009553620), (2, 1004776810), (4, 502388405), (5, 401910724), (10, 200955362), (19, 105765980), (20, 100477681), (37, 54312260), (38, 52882990), (47, 42756460), (74, 27156130), (76, 26441495), (94, 21378230), (95, 21153196), (148, 13578065), (185, 10862452), (188, 10689115), (190, 10576598), (235, 8551292), (370, 5431226), (380, 5288299), (470, 4275646), (703, 2858540), (740, 2715613), (893, 2250340), (940, 2137823), (1406, 1429270), (1739, 1155580), (1786, 1125170), (2812, 714635), (3041, 660820), (3478, 577790), (3515, 571708), (3572, 562585), (4465, 450068), (6082, 330410), (6956, 288895), (7030, 285854), (8695, 231116), (8930, 225034), (12164, 165205), (14060, 142927), (15205, 132164), (17390, 115558), (17860, 112517), (30410, 66082), (33041, 60820), (34780, 57779)]