108888080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{194443}}^1$

素因数の和:194463

約数の個数: 40

約数和(自身を含む): 289332672

約数和(自身を除く): 180444592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 194443, 388886, 777772, 972215, 1361101, 1555544, 1944430, 2722202, 3111088, 3888860, 5444404, 6805505, 7777720, 10888808, 13611010, 15555440, 21777616, 27222020, 54444040, 108888080]

約数ペア:

[(1, 108888080), (2, 54444040), (4, 27222020), (5, 21777616), (7, 15555440), (8, 13611010), (10, 10888808), (14, 7777720), (16, 6805505), (20, 5444404), (28, 3888860), (35, 3111088), (40, 2722202), (56, 1944430), (70, 1555544), (80, 1361101), (112, 972215), (140, 777772), (280, 388886), (560, 194443)]