27491720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40429}}^1$

素因数の和:40457

約数の個数: 32

約数和(自身を含む): 65496600

約数和(自身を除く): 38004880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 40429, 80858, 161716, 202145, 323432, 404290, 687293, 808580, 1374586, 1617160, 2749172, 3436465, 5498344, 6872930, 13745860, 27491720]

約数ペア:

[(1, 27491720), (2, 13745860), (4, 6872930), (5, 5498344), (8, 3436465), (10, 2749172), (17, 1617160), (20, 1374586), (34, 808580), (40, 687293), (68, 404290), (85, 323432), (136, 202145), (170, 161716), (340, 80858), (680, 40429)]