4072019980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29085857}}^1$

素因数の和:29085873

約数の個数: 24

約数和(自身を含む): 9772848288

約数和(自身を除く): 5700828308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 29085857, 58171714, 116343428, 145429285, 203600999, 290858570, 407201998, 581717140, 814403996, 1018004995, 2036009990, 4072019980]

約数ペア:

[(1, 4072019980), (2, 2036009990), (4, 1018004995), (5, 814403996), (7, 581717140), (10, 407201998), (14, 290858570), (20, 203600999), (28, 145429285), (35, 116343428), (70, 58171714), (140, 29085857)]