28226860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1187}}^1$

素因数の和:1266

約数の個数: 48

約数和(自身を含む): 62868960

約数和(自身を除く): 34642100

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1187, 1189, 2374, 2378, 4748, 4756, 5935, 5945, 11870, 11890, 23740, 23780, 34423, 48667, 68846, 97334, 137692, 172115, 194668, 243335, 344230, 486670, 688460, 973340, 1411343, 2822686, 5645372, 7056715, 14113430, 28226860]

約数ペア:

[(1, 28226860), (2, 14113430), (4, 7056715), (5, 5645372), (10, 2822686), (20, 1411343), (29, 973340), (41, 688460), (58, 486670), (82, 344230), (116, 243335), (145, 194668), (164, 172115), (205, 137692), (290, 97334), (410, 68846), (580, 48667), (820, 34423), (1187, 23780), (1189, 23740), (2374, 11890), (2378, 11870), (4748, 5945), (4756, 5935)]