20172360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 66487680

約数和(自身を除く): 46315320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 193, 195, 201, 260, 268, 312, 335, 386, 390, 402, 520, 536, 579, 670, 772, 780, 804, 871, 965, 1005, 1158, 1340, 1544, 1560, 1608, 1742, 1930, 2010, 2316, 2509, 2613, 2680, 2895, 3484, 3860, 4020, 4355, 4632, 5018, 5226, 5790, 6968, 7527, 7720, 8040, 8710, 10036, 10452, 11580, 12545, 12931, 13065, 15054, 17420, 20072, 20904, 23160, 25090, 25862, 26130, 30108, 34840, 37635, 38793, 50180, 51724, 52260, 60216, 64655, 75270, 77586, 100360, 103448, 104520, 129310, 150540, 155172, 168103, 193965, 258620, 301080, 310344, 336206, 387930, 504309, 517240, 672412, 775860, 840515, 1008618, 1344824, 1551720, 1681030, 2017236, 2521545, 3362060, 4034472, 5043090, 6724120, 10086180, 20172360]

約数ペア:

[(1, 20172360), (2, 10086180), (3, 6724120), (4, 5043090), (5, 4034472), (6, 3362060), (8, 2521545), (10, 2017236), (12, 1681030), (13, 1551720), (15, 1344824), (20, 1008618), (24, 840515), (26, 775860), (30, 672412), (39, 517240), (40, 504309), (52, 387930), (60, 336206), (65, 310344), (67, 301080), (78, 258620), (104, 193965), (120, 168103), (130, 155172), (134, 150540), (156, 129310), (193, 104520), (195, 103448), (201, 100360), (260, 77586), (268, 75270), (312, 64655), (335, 60216), (386, 52260), (390, 51724), (402, 50180), (520, 38793), (536, 37635), (579, 34840), (670, 30108), (772, 26130), (780, 25862), (804, 25090), (871, 23160), (965, 20904), (1005, 20072), (1158, 17420), (1340, 15054), (1544, 13065), (1560, 12931), (1608, 12545), (1742, 11580), (1930, 10452), (2010, 10036), (2316, 8710), (2509, 8040), (2613, 7720), (2680, 7527), (2895, 6968), (3484, 5790), (3860, 5226), (4020, 5018), (4355, 4632)]