1955996840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{170383}}^1$

素因数の和:170442

約数の個数: 64

約数和(自身を含む): 5152412160

約数和(自身を除く): 3196415320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 11480, 170383, 340766, 681532, 851915, 1192681, 1363064, 1703830, 2385362, 3407660, 4770724, 5963405, 6815320, 6985703, 9541448, 11926810, 13971406, 23853620, 27942812, 34928515, 47707240, 48899921, 55885624, 69857030, 97799842, 139714060, 195599684, 244499605, 279428120, 391199368, 488999210, 977998420, 1955996840]

約数ペア:

[(1, 1955996840), (2, 977998420), (4, 488999210), (5, 391199368), (7, 279428120), (8, 244499605), (10, 195599684), (14, 139714060), (20, 97799842), (28, 69857030), (35, 55885624), (40, 48899921), (41, 47707240), (56, 34928515), (70, 27942812), (82, 23853620), (140, 13971406), (164, 11926810), (205, 9541448), (280, 6985703), (287, 6815320), (328, 5963405), (410, 4770724), (574, 3407660), (820, 2385362), (1148, 1703830), (1435, 1363064), (1640, 1192681), (2296, 851915), (2870, 681532), (5740, 340766), (11480, 170383)]