15840860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113149}}^1$

素因数の和:113165

約数の個数: 24

約数和(自身を含む): 38018400

約数和(自身を除く): 22177540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 113149, 226298, 452596, 565745, 792043, 1131490, 1584086, 2262980, 3168172, 3960215, 7920430, 15840860]

約数ペア:

[(1, 15840860), (2, 7920430), (4, 3960215), (5, 3168172), (7, 2262980), (10, 1584086), (14, 1131490), (20, 792043), (28, 565745), (35, 452596), (70, 226298), (140, 113149)]