690579928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{2053}}^1\times {\mathrm{2213}}^1$

素因数の和:4291

約数の個数: 32

約数和(自身を含む): 1364266800

約数和(自身を除く): 673686872

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 2053, 2213, 4106, 4426, 8212, 8852, 16424, 17704, 39007, 42047, 78014, 84094, 156028, 168188, 312056, 336376, 4543289, 9086578, 18173156, 36346312, 86322491, 172644982, 345289964, 690579928]

約数ペア:

[(1, 690579928), (2, 345289964), (4, 172644982), (8, 86322491), (19, 36346312), (38, 18173156), (76, 9086578), (152, 4543289), (2053, 336376), (2213, 312056), (4106, 168188), (4426, 156028), (8212, 84094), (8852, 78014), (16424, 42047), (17704, 39007)]