189399160

素因数分解:

$2^3\times 5^1\times {\mathrm{4734979}}^1$

素因数の和:4734990

約数の個数: 16

約数和(自身を含む): 426148200

約数和(自身を除く): 236749040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4734979, 9469958, 18939916, 23674895, 37879832, 47349790, 94699580, 189399160]

約数ペア:

[(1, 189399160), (2, 94699580), (4, 47349790), (5, 37879832), (8, 23674895), (10, 18939916), (20, 9469958), (40, 4734979)]