3912860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1471}}^1$

素因数の和:1506

約数の個数: 48

約数和(自身を含む): 9891840

約数和(自身を除く): 5978980

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, 1330, 1471, 2660, 2942, 5884, 7355, 10297, 14710, 20594, 27949, 29420, 41188, 51485, 55898, 102970, 111796, 139745, 195643, 205940, 279490, 391286, 558980, 782572, 978215, 1956430, 3912860]

約数ペア:

[(1, 3912860), (2, 1956430), (4, 978215), (5, 782572), (7, 558980), (10, 391286), (14, 279490), (19, 205940), (20, 195643), (28, 139745), (35, 111796), (38, 102970), (70, 55898), (76, 51485), (95, 41188), (133, 29420), (140, 27949), (190, 20594), (266, 14710), (380, 10297), (532, 7355), (665, 5884), (1330, 2942), (1471, 2660)]