20180936220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5513917}}^1$

素因数の和:5513990

約数の個数: 48

約数和(自身を含む): 57432969888

約数和(自身を除く): 37252033668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 5513917, 11027834, 16541751, 22055668, 27569585, 33083502, 55139170, 66167004, 82708755, 110278340, 165417510, 330835020, 336348937, 672697874, 1009046811, 1345395748, 1681744685, 2018093622, 3363489370, 4036187244, 5045234055, 6726978740, 10090468110, 20180936220]

約数ペア:

[(1, 20180936220), (2, 10090468110), (3, 6726978740), (4, 5045234055), (5, 4036187244), (6, 3363489370), (10, 2018093622), (12, 1681744685), (15, 1345395748), (20, 1009046811), (30, 672697874), (60, 336348937), (61, 330835020), (122, 165417510), (183, 110278340), (244, 82708755), (305, 66167004), (366, 55139170), (610, 33083502), (732, 27569585), (915, 22055668), (1220, 16541751), (1830, 11027834), (3660, 5513917)]