18201400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13001}}^1$

素因数の和:13024

約数の個数: 48

約数和(自身を含む): 48367440

約数和(自身を除く): 30166040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 13001, 26002, 52004, 65005, 91007, 104008, 130010, 182014, 260020, 325025, 364028, 455035, 520040, 650050, 728056, 910070, 1300100, 1820140, 2275175, 2600200, 3640280, 4550350, 9100700, 18201400]

約数ペア:

[(1, 18201400), (2, 9100700), (4, 4550350), (5, 3640280), (7, 2600200), (8, 2275175), (10, 1820140), (14, 1300100), (20, 910070), (25, 728056), (28, 650050), (35, 520040), (40, 455035), (50, 364028), (56, 325025), (70, 260020), (100, 182014), (140, 130010), (175, 104008), (200, 91007), (280, 65005), (350, 52004), (700, 26002), (1400, 13001)]