40200038

素因数分解:

$2^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1\times {\mathrm{389}}^1$

素因数の和:871

約数の個数: 16

約数和(自身を含む): 61017840

約数和(自身を除く): 20817802

約数列:

[1, 2, 163, 317, 326, 389, 634, 778, 51671, 63407, 103342, 123313, 126814, 246626, 20100019, 40200038]

約数ペア:

[(1, 40200038), (2, 20100019), (163, 246626), (317, 126814), (326, 123313), (389, 103342), (634, 63407), (778, 51671)]