2018686740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1559}}^1\times {\mathrm{3083}}^1$

素因数の和:4661

約数の個数: 96

約数和(自身を含む): 6466037760

約数和(自身を除く): 4447351020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1559, 3083, 3118, 4677, 6166, 6236, 7795, 9249, 9354, 10913, 12332, 15415, 15590, 18498, 18708, 21581, 21826, 23385, 30830, 31180, 32739, 36996, 43162, 43652, 46245, 46770, 54565, 61660, 64743, 65478, 86324, 92490, 93540, 107905, 109130, 129486, 130956, 163695, 184980, 215810, 218260, 258972, 323715, 327390, 431620, 647430, 654780, 1294860, 4806397, 9612794, 14419191, 19225588, 24031985, 28838382, 33644779, 48063970, 57676764, 67289558, 72095955, 96127940, 100934337, 134579116, 144191910, 168223895, 201868674, 288383820, 336447790, 403737348, 504671685, 672895580, 1009343370, 2018686740]

約数ペア:

[(1, 2018686740), (2, 1009343370), (3, 672895580), (4, 504671685), (5, 403737348), (6, 336447790), (7, 288383820), (10, 201868674), (12, 168223895), (14, 144191910), (15, 134579116), (20, 100934337), (21, 96127940), (28, 72095955), (30, 67289558), (35, 57676764), (42, 48063970), (60, 33644779), (70, 28838382), (84, 24031985), (105, 19225588), (140, 14419191), (210, 9612794), (420, 4806397), (1559, 1294860), (3083, 654780), (3118, 647430), (4677, 431620), (6166, 327390), (6236, 323715), (7795, 258972), (9249, 218260), (9354, 215810), (10913, 184980), (12332, 163695), (15415, 130956), (15590, 129486), (18498, 109130), (18708, 107905), (21581, 93540), (21826, 92490), (23385, 86324), (30830, 65478), (31180, 64743), (32739, 61660), (36996, 54565), (43162, 46770), (43652, 46245)]