258432020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4093}}^1$

素因数の和:4161

約数の個数: 96

約数和(自身を含む): 693294336

約数和(自身を除く): 434862316

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 55, 70, 77, 82, 110, 140, 154, 164, 205, 220, 287, 308, 385, 410, 451, 574, 770, 820, 902, 1148, 1435, 1540, 1804, 2255, 2870, 3157, 4093, 4510, 5740, 6314, 8186, 9020, 12628, 15785, 16372, 20465, 28651, 31570, 40930, 45023, 57302, 63140, 81860, 90046, 114604, 143255, 167813, 180092, 225115, 286510, 315161, 335626, 450230, 573020, 630322, 671252, 839065, 900460, 1174691, 1260644, 1575805, 1678130, 1845943, 2349382, 3151610, 3356260, 3691886, 4698764, 5873455, 6303220, 7383772, 9229715, 11746910, 12921601, 18459430, 23493820, 25843202, 36918860, 51686404, 64608005, 129216010, 258432020]

約数ペア:

[(1, 258432020), (2, 129216010), (4, 64608005), (5, 51686404), (7, 36918860), (10, 25843202), (11, 23493820), (14, 18459430), (20, 12921601), (22, 11746910), (28, 9229715), (35, 7383772), (41, 6303220), (44, 5873455), (55, 4698764), (70, 3691886), (77, 3356260), (82, 3151610), (110, 2349382), (140, 1845943), (154, 1678130), (164, 1575805), (205, 1260644), (220, 1174691), (287, 900460), (308, 839065), (385, 671252), (410, 630322), (451, 573020), (574, 450230), (770, 335626), (820, 315161), (902, 286510), (1148, 225115), (1435, 180092), (1540, 167813), (1804, 143255), (2255, 114604), (2870, 90046), (3157, 81860), (4093, 63140), (4510, 57302), (5740, 45023), (6314, 40930), (8186, 31570), (9020, 28651), (12628, 20465), (15785, 16372)]