39421840

素因数分解:

$2^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{863}}^1$

素因数の和:1447

約数の個数: 40

約数和(自身を含む): 91922688

約数和(自身を除く): 52500848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 571, 863, 1142, 1726, 2284, 2855, 3452, 4315, 4568, 5710, 6904, 8630, 9136, 11420, 13808, 17260, 22840, 34520, 45680, 69040, 492773, 985546, 1971092, 2463865, 3942184, 4927730, 7884368, 9855460, 19710920, 39421840]

約数ペア:

[(1, 39421840), (2, 19710920), (4, 9855460), (5, 7884368), (8, 4927730), (10, 3942184), (16, 2463865), (20, 1971092), (40, 985546), (80, 492773), (571, 69040), (863, 45680), (1142, 34520), (1726, 22840), (2284, 17260), (2855, 13808), (3452, 11420), (4315, 9136), (4568, 8630), (5710, 6904)]