2019292720

素因数分解:

$2^4\times 5^1\times {\mathrm{367}}^1\times {\mathrm{68777}}^1$

素因数の和:69157

約数の個数: 40

約数和(自身を含む): 4707716544

約数和(自身を除く): 2688423824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 367, 734, 1468, 1835, 2936, 3670, 5872, 7340, 14680, 29360, 68777, 137554, 275108, 343885, 550216, 687770, 1100432, 1375540, 2751080, 5502160, 25241159, 50482318, 100964636, 126205795, 201929272, 252411590, 403858544, 504823180, 1009646360, 2019292720]

約数ペア:

[(1, 2019292720), (2, 1009646360), (4, 504823180), (5, 403858544), (8, 252411590), (10, 201929272), (16, 126205795), (20, 100964636), (40, 50482318), (80, 25241159), (367, 5502160), (734, 2751080), (1468, 1375540), (1835, 1100432), (2936, 687770), (3670, 550216), (5872, 343885), (7340, 275108), (14680, 137554), (29360, 68777)]