27998920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{24137}}^1$

素因数の和:24177

約数の個数: 32

約数和(自身を含む): 65172600

約数和(自身を除く): 37173680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 24137, 48274, 96548, 120685, 193096, 241370, 482740, 699973, 965480, 1399946, 2799892, 3499865, 5599784, 6999730, 13999460, 27998920]

約数ペア:

[(1, 27998920), (2, 13999460), (4, 6999730), (5, 5599784), (8, 3499865), (10, 2799892), (20, 1399946), (29, 965480), (40, 699973), (58, 482740), (116, 241370), (145, 193096), (232, 120685), (290, 96548), (580, 48274), (1160, 24137)]