16251920

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3833}}^1$

素因数の和:3899

約数の個数: 40

約数和(自身を含む): 38508696

約数和(自身を除く): 22256776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 3833, 4240, 7666, 15332, 19165, 30664, 38330, 61328, 76660, 153320, 203149, 306640, 406298, 812596, 1015745, 1625192, 2031490, 3250384, 4062980, 8125960, 16251920]

約数ペア:

[(1, 16251920), (2, 8125960), (4, 4062980), (5, 3250384), (8, 2031490), (10, 1625192), (16, 1015745), (20, 812596), (40, 406298), (53, 306640), (80, 203149), (106, 153320), (212, 76660), (265, 61328), (424, 38330), (530, 30664), (848, 19165), (1060, 15332), (2120, 7666), (3833, 4240)]