23720390

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{33409}}^1$

素因数の和:33487

約数の個数: 16

約数和(自身を含む): 43299360

約数和(自身を除く): 19578970

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 33409, 66818, 167045, 334090, 2372039, 4744078, 11860195, 23720390]

約数ペア:

[(1, 23720390), (2, 11860195), (5, 4744078), (10, 2372039), (71, 334090), (142, 167045), (355, 66818), (710, 33409)]