20945156970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{698171899}}^1$

素因数の和:698171909

約数の個数: 16

約数和(自身を含む): 50268376800

約数和(自身を除く): 29323219830

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 698171899, 1396343798, 2094515697, 3490859495, 4189031394, 6981718990, 10472578485, 20945156970]

約数ペア:

[(1, 20945156970), (2, 10472578485), (3, 6981718990), (5, 4189031394), (6, 3490859495), (10, 2094515697), (15, 1396343798), (30, 698171899)]