13580720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3203}}^1$

素因数の和:3269

約数の個数: 40

約数和(自身を含む): 32180976

約数和(自身を除く): 18600256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 3203, 4240, 6406, 12812, 16015, 25624, 32030, 51248, 64060, 128120, 169759, 256240, 339518, 679036, 848795, 1358072, 1697590, 2716144, 3395180, 6790360, 13580720]

約数ペア:

[(1, 13580720), (2, 6790360), (4, 3395180), (5, 2716144), (8, 1697590), (10, 1358072), (16, 848795), (20, 679036), (40, 339518), (53, 256240), (80, 169759), (106, 128120), (212, 64060), (265, 51248), (424, 32030), (530, 25624), (848, 16015), (1060, 12812), (2120, 6406), (3203, 4240)]