2108366840

素因数分解:

$2^3\times 5^1\times {\mathrm{719}}^1\times {\mathrm{73309}}^1$

素因数の和:74039

約数の個数: 32

約数和(自身を含む): 4750488000

約数和(自身を除く): 2642121160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 719, 1438, 2876, 3595, 5752, 7190, 14380, 28760, 73309, 146618, 293236, 366545, 586472, 733090, 1466180, 2932360, 52709171, 105418342, 210836684, 263545855, 421673368, 527091710, 1054183420, 2108366840]

約数ペア:

[(1, 2108366840), (2, 1054183420), (4, 527091710), (5, 421673368), (8, 263545855), (10, 210836684), (20, 105418342), (40, 52709171), (719, 2932360), (1438, 1466180), (2876, 733090), (3595, 586472), (5752, 366545), (7190, 293236), (14380, 146618), (28760, 73309)]