1657382020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{696379}}^1$

素因数の和:696412

約数の個数: 48

約数和(自身を含む): 4211706240

約数和(自身を除く): 2554324220

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 696379, 1392758, 2785516, 3481895, 4874653, 6963790, 9749306, 11838443, 13927580, 19498612, 23676886, 24373265, 47353772, 48746530, 59192215, 82869101, 97493060, 118384430, 165738202, 236768860, 331476404, 414345505, 828691010, 1657382020]

約数ペア:

[(1, 1657382020), (2, 828691010), (4, 414345505), (5, 331476404), (7, 236768860), (10, 165738202), (14, 118384430), (17, 97493060), (20, 82869101), (28, 59192215), (34, 48746530), (35, 47353772), (68, 24373265), (70, 23676886), (85, 19498612), (119, 13927580), (140, 11838443), (170, 9749306), (238, 6963790), (340, 4874653), (476, 3481895), (595, 2785516), (1190, 1392758), (2380, 696379)]