2106366980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{326063}}^1$

素因数の和:326108

約数の個数: 48

約数和(自身を含む): 4930087680

約数和(自身を除く): 2823720700

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, 326063, 652126, 1304252, 1630315, 3260630, 5543071, 6195197, 6521260, 11086142, 12390394, 22172284, 24780788, 27715355, 30975985, 55430710, 61951970, 105318349, 110861420, 123903940, 210636698, 421273396, 526591745, 1053183490, 2106366980]

約数ペア:

[(1, 2106366980), (2, 1053183490), (4, 526591745), (5, 421273396), (10, 210636698), (17, 123903940), (19, 110861420), (20, 105318349), (34, 61951970), (38, 55430710), (68, 30975985), (76, 27715355), (85, 24780788), (95, 22172284), (170, 12390394), (190, 11086142), (323, 6521260), (340, 6195197), (380, 5543071), (646, 3260630), (1292, 1630315), (1615, 1304252), (3230, 652126), (6460, 326063)]