20114797840

素因数分解:

$2^4\times 5^1\times {\mathrm{29851}}^1\times {\mathrm{8423}}^1$

素因数の和:38287

約数の個数: 40

約数和(自身を含む): 46774024128

約数和(自身を除く): 26659226288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8423, 16846, 29851, 33692, 42115, 59702, 67384, 84230, 119404, 134768, 149255, 168460, 238808, 298510, 336920, 477616, 597020, 673840, 1194040, 2388080, 251434973, 502869946, 1005739892, 1257174865, 2011479784, 2514349730, 4022959568, 5028699460, 10057398920, 20114797840]

約数ペア:

[(1, 20114797840), (2, 10057398920), (4, 5028699460), (5, 4022959568), (8, 2514349730), (10, 2011479784), (16, 1257174865), (20, 1005739892), (40, 502869946), (80, 251434973), (8423, 2388080), (16846, 1194040), (29851, 673840), (33692, 597020), (42115, 477616), (59702, 336920), (67384, 298510), (84230, 238808), (119404, 168460), (134768, 149255)]