201202040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{386927}}^1$

素因数の和:386951

約数の個数: 32

約数和(自身を含む): 487529280

約数和(自身を除く): 286327240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 386927, 773854, 1547708, 1934635, 3095416, 3869270, 5030051, 7738540, 10060102, 15477080, 20120204, 25150255, 40240408, 50300510, 100601020, 201202040]

約数ペア:

[(1, 201202040), (2, 100601020), (4, 50300510), (5, 40240408), (8, 25150255), (10, 20120204), (13, 15477080), (20, 10060102), (26, 7738540), (40, 5030051), (52, 3869270), (65, 3095416), (104, 1934635), (130, 1547708), (260, 773854), (520, 386927)]