20180467160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1\times {\mathrm{2939}}^1$

素因数の和:3273

約数の個数: 128

約数和(自身を含む): 52581312000

約数和(自身を除く): 32400844840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 179, 274, 280, 358, 548, 685, 716, 895, 959, 1096, 1253, 1370, 1432, 1790, 1918, 2506, 2740, 2939, 3580, 3836, 4795, 5012, 5480, 5878, 6265, 7160, 7672, 9590, 10024, 11756, 12530, 14695, 19180, 20573, 23512, 24523, 25060, 29390, 38360, 41146, 49046, 50120, 58780, 82292, 98092, 102865, 117560, 122615, 164584, 171661, 196184, 205730, 245230, 343322, 402643, 411460, 490460, 526081, 686644, 805286, 822920, 858305, 980920, 1052162, 1373288, 1610572, 1716610, 2013215, 2104324, 2630405, 2818501, 3221144, 3433220, 3682567, 4026430, 4208648, 5260810, 5637002, 6866440, 7365134, 8052860, 10521620, 11274004, 14092505, 14730268, 16105720, 18412835, 21043240, 22548008, 28185010, 29460536, 36825670, 56370020, 72073097, 73651340, 112740040, 144146194, 147302680, 288292388, 360365485, 504511679, 576584776, 720730970, 1009023358, 1441461940, 2018046716, 2522558395, 2882923880, 4036093432, 5045116790, 10090233580, 20180467160]

約数ペア:

[(1, 20180467160), (2, 10090233580), (4, 5045116790), (5, 4036093432), (7, 2882923880), (8, 2522558395), (10, 2018046716), (14, 1441461940), (20, 1009023358), (28, 720730970), (35, 576584776), (40, 504511679), (56, 360365485), (70, 288292388), (137, 147302680), (140, 144146194), (179, 112740040), (274, 73651340), (280, 72073097), (358, 56370020), (548, 36825670), (685, 29460536), (716, 28185010), (895, 22548008), (959, 21043240), (1096, 18412835), (1253, 16105720), (1370, 14730268), (1432, 14092505), (1790, 11274004), (1918, 10521620), (2506, 8052860), (2740, 7365134), (2939, 6866440), (3580, 5637002), (3836, 5260810), (4795, 4208648), (5012, 4026430), (5480, 3682567), (5878, 3433220), (6265, 3221144), (7160, 2818501), (7672, 2630405), (9590, 2104324), (10024, 2013215), (11756, 1716610), (12530, 1610572), (14695, 1373288), (19180, 1052162), (20573, 980920), (23512, 858305), (24523, 822920), (25060, 805286), (29390, 686644), (38360, 526081), (41146, 490460), (49046, 411460), (50120, 402643), (58780, 343322), (82292, 245230), (98092, 205730), (102865, 196184), (117560, 171661), (122615, 164584)]