2216401840

素因数分解:

$2^4\times 5^1\times {\mathrm{27705023}}^1$

素因数の和:27705036

約数の個数: 20

約数和(自身を含む): 5153134464

約数和(自身を除く): 2936732624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27705023, 55410046, 110820092, 138525115, 221640184, 277050230, 443280368, 554100460, 1108200920, 2216401840]

約数ペア:

[(1, 2216401840), (2, 1108200920), (4, 554100460), (5, 443280368), (8, 277050230), (10, 221640184), (16, 138525115), (20, 110820092), (40, 55410046), (80, 27705023)]