214920340

素因数分解:

$2^2\times 5^1\times {\mathrm{2789}}^1\times {\mathrm{3853}}^1$

素因数の和:6651

約数の個数: 24

約数和(自身を含む): 451611720

約数和(自身を除く): 236691380

約数列:

[1, 2, 4, 5, 10, 20, 2789, 3853, 5578, 7706, 11156, 13945, 15412, 19265, 27890, 38530, 55780, 77060, 10746017, 21492034, 42984068, 53730085, 107460170, 214920340]

約数ペア:

[(1, 214920340), (2, 107460170), (4, 53730085), (5, 42984068), (10, 21492034), (20, 10746017), (2789, 77060), (3853, 55780), (5578, 38530), (7706, 27890), (11156, 19265), (13945, 15412)]