313660340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2240431}}^1$

素因数の和:2240447

約数の個数: 24

約数和(自身を含む): 752785152

約数和(自身を除く): 439124812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2240431, 4480862, 8961724, 11202155, 15683017, 22404310, 31366034, 44808620, 62732068, 78415085, 156830170, 313660340]

約数ペア:

[(1, 313660340), (2, 156830170), (4, 78415085), (5, 62732068), (7, 44808620), (10, 31366034), (14, 22404310), (20, 15683017), (28, 11202155), (35, 8961724), (70, 4480862), (140, 2240431)]