20393610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15809}}^1$

素因数の和:15862

約数の個数: 32

約数和(自身を含む): 50086080

約数和(自身を除く): 29692470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 15809, 31618, 47427, 79045, 94854, 158090, 237135, 474270, 679787, 1359574, 2039361, 3398935, 4078722, 6797870, 10196805, 20393610]

約数ペア:

[(1, 20393610), (2, 10196805), (3, 6797870), (5, 4078722), (6, 3398935), (10, 2039361), (15, 1359574), (30, 679787), (43, 474270), (86, 237135), (129, 158090), (215, 94854), (258, 79045), (430, 47427), (645, 31618), (1290, 15809)]