503190020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{8423}}^1$

素因数の和:8564

約数の個数: 48

約数和(自身を含む): 1103880960

約数和(自身を除く): 600690940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 103, 116, 145, 206, 290, 412, 515, 580, 1030, 2060, 2987, 5974, 8423, 11948, 14935, 16846, 29870, 33692, 42115, 59740, 84230, 168460, 244267, 488534, 867569, 977068, 1221335, 1735138, 2442670, 3470276, 4337845, 4885340, 8675690, 17351380, 25159501, 50319002, 100638004, 125797505, 251595010, 503190020]

約数ペア:

[(1, 503190020), (2, 251595010), (4, 125797505), (5, 100638004), (10, 50319002), (20, 25159501), (29, 17351380), (58, 8675690), (103, 4885340), (116, 4337845), (145, 3470276), (206, 2442670), (290, 1735138), (412, 1221335), (515, 977068), (580, 867569), (1030, 488534), (2060, 244267), (2987, 168460), (5974, 84230), (8423, 59740), (11948, 42115), (14935, 33692), (16846, 29870)]