1728935020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{267637}}^1$

素因数の和:267682

約数の個数: 48

約数和(自身を含む): 4046686560

約数和(自身を除く): 2317751540

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 267637, 535274, 1070548, 1338185, 2676370, 4549829, 5085103, 5352740, 9099658, 10170206, 18199316, 20340412, 22749145, 25425515, 45498290, 50851030, 86446751, 90996580, 101702060, 172893502, 345787004, 432233755, 864467510, 1728935020]

約数ペア:

[(1, 1728935020), (2, 864467510), (4, 432233755), (5, 345787004), (10, 172893502), (17, 101702060), (19, 90996580), (20, 86446751), (34, 50851030), (38, 45498290), (68, 25425515), (76, 22749145), (85, 20340412), (95, 18199316), (170, 10170206), (190, 9099658), (323, 5352740), (340, 5085103), (380, 4549829), (646, 2676370), (1292, 1338185), (1615, 1070548), (3230, 535274), (6460, 267637)]