86828140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{620201}}^1$

素因数の和:620217

約数の個数: 24

約数和(自身を含む): 208387872

約数和(自身を除く): 121559732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 620201, 1240402, 2480804, 3101005, 4341407, 6202010, 8682814, 12404020, 17365628, 21707035, 43414070, 86828140]

約数ペア:

[(1, 86828140), (2, 43414070), (4, 21707035), (5, 17365628), (7, 12404020), (10, 8682814), (14, 6202010), (20, 4341407), (28, 3101005), (35, 2480804), (70, 1240402), (140, 620201)]