39720830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{11003}}^1$

素因数の和:11048

約数の個数: 24

約数和(自身を含む): 75465432

約数和(自身を除く): 35744602

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 11003, 22006, 55015, 110030, 209057, 418114, 1045285, 2090570, 3972083, 7944166, 19860415, 39720830]

約数ペア:

[(1, 39720830), (2, 19860415), (5, 7944166), (10, 3972083), (19, 2090570), (38, 1045285), (95, 418114), (190, 209057), (361, 110030), (722, 55015), (1805, 22006), (3610, 11003)]