27817720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{99349}}^1$

素因数の和:99367

約数の個数: 32

約数和(自身を含む): 71532000

約数和(自身を除く): 43714280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 99349, 198698, 397396, 496745, 695443, 794792, 993490, 1390886, 1986980, 2781772, 3477215, 3973960, 5563544, 6954430, 13908860, 27817720]

約数ペア:

[(1, 27817720), (2, 13908860), (4, 6954430), (5, 5563544), (7, 3973960), (8, 3477215), (10, 2781772), (14, 1986980), (20, 1390886), (28, 993490), (35, 794792), (40, 695443), (56, 496745), (70, 397396), (140, 198698), (280, 99349)]