56303780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{216553}}^1$

素因数の和:216575

約数の個数: 24

約数和(自身を含む): 127333752

約数和(自身を除く): 71029972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 216553, 433106, 866212, 1082765, 2165530, 2815189, 4331060, 5630378, 11260756, 14075945, 28151890, 56303780]

約数ペア:

[(1, 56303780), (2, 28151890), (4, 14075945), (5, 11260756), (10, 5630378), (13, 4331060), (20, 2815189), (26, 2165530), (52, 1082765), (65, 866212), (130, 433106), (260, 216553)]