423775580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1\times {\mathrm{1063}}^1$

素因数の和:1746

約数の個数: 48

約数和(自身を含む): 920930304

約数和(自身を除く): 497154724

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 643, 1063, 1286, 2126, 2572, 3215, 4252, 5315, 6430, 10630, 12860, 19933, 21260, 32953, 39866, 65906, 79732, 99665, 131812, 164765, 199330, 329530, 398660, 659060, 683509, 1367018, 2734036, 3417545, 6835090, 13670180, 21188779, 42377558, 84755116, 105943895, 211887790, 423775580]

約数ペア:

[(1, 423775580), (2, 211887790), (4, 105943895), (5, 84755116), (10, 42377558), (20, 21188779), (31, 13670180), (62, 6835090), (124, 3417545), (155, 2734036), (310, 1367018), (620, 683509), (643, 659060), (1063, 398660), (1286, 329530), (2126, 199330), (2572, 164765), (3215, 131812), (4252, 99665), (5315, 79732), (6430, 65906), (10630, 39866), (12860, 32953), (19933, 21260)]