39840190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{306463}}^1$

素因数の和:306483

約数の個数: 16

約数和(自身を含む): 77228928

約数和(自身を除く): 37388738

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 306463, 612926, 1532315, 3064630, 3984019, 7968038, 19920095, 39840190]

約数ペア:

[(1, 39840190), (2, 19920095), (5, 7968038), (10, 3984019), (13, 3064630), (26, 1532315), (65, 612926), (130, 306463)]