20116639760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{35922571}}^1$

素因数の和:35922591

約数の個数: 40

約数和(自身を含む): 53452787136

約数和(自身を除く): 33336147376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 35922571, 71845142, 143690284, 179612855, 251457997, 287380568, 359225710, 502915994, 574761136, 718451420, 1005831988, 1257289985, 1436902840, 2011663976, 2514579970, 2873805680, 4023327952, 5029159940, 10058319880, 20116639760]

約数ペア:

[(1, 20116639760), (2, 10058319880), (4, 5029159940), (5, 4023327952), (7, 2873805680), (8, 2514579970), (10, 2011663976), (14, 1436902840), (16, 1257289985), (20, 1005831988), (28, 718451420), (35, 574761136), (40, 502915994), (56, 359225710), (70, 287380568), (80, 251457997), (112, 179612855), (140, 143690284), (280, 71845142), (560, 35922571)]