289198420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{50383}}^1$

素因数の和:50440

約数の個数: 48

約数和(自身を含む): 711019008

約数和(自身を除く): 421820588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 50383, 100766, 201532, 251915, 352681, 503830, 705362, 1007660, 1410724, 1763405, 2065703, 3526810, 4131406, 7053620, 8262812, 10328515, 14459921, 20657030, 28919842, 41314060, 57839684, 72299605, 144599210, 289198420]

約数ペア:

[(1, 289198420), (2, 144599210), (4, 72299605), (5, 57839684), (7, 41314060), (10, 28919842), (14, 20657030), (20, 14459921), (28, 10328515), (35, 8262812), (41, 7053620), (70, 4131406), (82, 3526810), (140, 2065703), (164, 1763405), (205, 1410724), (287, 1007660), (410, 705362), (574, 503830), (820, 352681), (1148, 251915), (1435, 201532), (2870, 100766), (5740, 50383)]