1680852020

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{200579}}^1$

素因数の和:201007

約数の個数: 24

約数和(自身を含む): 3538231200

約数和(自身を除く): 1857379180

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 200579, 401158, 802316, 1002895, 2005790, 4011580, 84042601, 168085202, 336170404, 420213005, 840426010, 1680852020]

約数ペア:

[(1, 1680852020), (2, 840426010), (4, 420213005), (5, 336170404), (10, 168085202), (20, 84042601), (419, 4011580), (838, 2005790), (1676, 1002895), (2095, 802316), (4190, 401158), (8380, 200579)]