222355280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{397063}}^1$

素因数の和:397083

約数の個数: 40

約数和(自身を含む): 590831232

約数和(自身を除く): 368475952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 397063, 794126, 1588252, 1985315, 2779441, 3176504, 3970630, 5558882, 6353008, 7941260, 11117764, 13897205, 15882520, 22235528, 27794410, 31765040, 44471056, 55588820, 111177640, 222355280]

約数ペア:

[(1, 222355280), (2, 111177640), (4, 55588820), (5, 44471056), (7, 31765040), (8, 27794410), (10, 22235528), (14, 15882520), (16, 13897205), (20, 11117764), (28, 7941260), (35, 6353008), (40, 5558882), (56, 3970630), (70, 3176504), (80, 2779441), (112, 1985315), (140, 1588252), (280, 794126), (560, 397063)]