171855140

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{117709}}^1$

素因数の和:117791

約数の個数: 24

約数和(自身を含む): 365842680

約数和(自身を除く): 193987540

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 117709, 235418, 470836, 588545, 1177090, 2354180, 8592757, 17185514, 34371028, 42963785, 85927570, 171855140]

約数ペア:

[(1, 171855140), (2, 85927570), (4, 42963785), (5, 34371028), (10, 17185514), (20, 8592757), (73, 2354180), (146, 1177090), (292, 588545), (365, 470836), (730, 235418), (1460, 117709)]