40641224

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{390781}}^1$

素因数の和:390800

約数の個数: 16

約数和(自身を含む): 82064220

約数和(自身を除く): 41422996

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 390781, 781562, 1563124, 3126248, 5080153, 10160306, 20320612, 40641224]

約数ペア:

[(1, 40641224), (2, 20320612), (4, 10160306), (8, 5080153), (13, 3126248), (26, 1563124), (52, 781562), (104, 390781)]