1286340080

素因数分解:

$2^4\times 5^1\times {\mathrm{359}}^1\times {\mathrm{44789}}^1$

素因数の和:45161

約数の個数: 40

約数和(自身を含む): 2999138400

約数和(自身を除く): 1712798320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359, 718, 1436, 1795, 2872, 3590, 5744, 7180, 14360, 28720, 44789, 89578, 179156, 223945, 358312, 447890, 716624, 895780, 1791560, 3583120, 16079251, 32158502, 64317004, 80396255, 128634008, 160792510, 257268016, 321585020, 643170040, 1286340080]

約数ペア:

[(1, 1286340080), (2, 643170040), (4, 321585020), (5, 257268016), (8, 160792510), (10, 128634008), (16, 80396255), (20, 64317004), (40, 32158502), (80, 16079251), (359, 3583120), (718, 1791560), (1436, 895780), (1795, 716624), (2872, 447890), (3590, 358312), (5744, 223945), (7180, 179156), (14360, 89578), (28720, 44789)]