70937720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{253349}}^1$

素因数の和:253367

約数の個数: 32

約数和(自身を含む): 182412000

約数和(自身を除く): 111474280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 253349, 506698, 1013396, 1266745, 1773443, 2026792, 2533490, 3546886, 5066980, 7093772, 8867215, 10133960, 14187544, 17734430, 35468860, 70937720]

約数ペア:

[(1, 70937720), (2, 35468860), (4, 17734430), (5, 14187544), (7, 10133960), (8, 8867215), (10, 7093772), (14, 5066980), (20, 3546886), (28, 2533490), (35, 2026792), (40, 1773443), (56, 1266745), (70, 1013396), (140, 506698), (280, 253349)]