130674280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{296987}}^1$

素因数の和:297009

約数の個数: 32

約数和(自身を含む): 320747040

約数和(自身を除く): 190072760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 296987, 593974, 1187948, 1484935, 2375896, 2969870, 3266857, 5939740, 6533714, 11879480, 13067428, 16334285, 26134856, 32668570, 65337140, 130674280]

約数ペア:

[(1, 130674280), (2, 65337140), (4, 32668570), (5, 26134856), (8, 16334285), (10, 13067428), (11, 11879480), (20, 6533714), (22, 5939740), (40, 3266857), (44, 2969870), (55, 2375896), (88, 1484935), (110, 1187948), (220, 593974), (440, 296987)]