28891820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{39043}}^1$

素因数の和:39089

約数の個数: 24

約数和(自身を含む): 62314224

約数和(自身を除く): 33422404

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 39043, 78086, 156172, 195215, 390430, 780860, 1444591, 2889182, 5778364, 7222955, 14445910, 28891820]

約数ペア:

[(1, 28891820), (2, 14445910), (4, 7222955), (5, 5778364), (10, 2889182), (20, 1444591), (37, 780860), (74, 390430), (148, 195215), (185, 156172), (370, 78086), (740, 39043)]