2683940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1$

素因数の和:1044

約数の個数: 48

約数和(自身を含む): 6787200

約数和(自身を除く): 4103260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1009, 1330, 2018, 2660, 4036, 5045, 7063, 10090, 14126, 19171, 20180, 28252, 35315, 38342, 70630, 76684, 95855, 134197, 141260, 191710, 268394, 383420, 536788, 670985, 1341970, 2683940]

約数ペア:

[(1, 2683940), (2, 1341970), (4, 670985), (5, 536788), (7, 383420), (10, 268394), (14, 191710), (19, 141260), (20, 134197), (28, 95855), (35, 76684), (38, 70630), (70, 38342), (76, 35315), (95, 28252), (133, 20180), (140, 19171), (190, 14126), (266, 10090), (380, 7063), (532, 5045), (665, 4036), (1009, 2660), (1330, 2018)]