28963120

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1307}}^1$

素因数の和:1597

約数の個数: 40

約数和(自身を含む): 67634064

約数和(自身を除く): 38670944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1108, 1307, 1385, 2216, 2614, 2770, 4432, 5228, 5540, 6535, 10456, 11080, 13070, 20912, 22160, 26140, 52280, 104560, 362039, 724078, 1448156, 1810195, 2896312, 3620390, 5792624, 7240780, 14481560, 28963120]

約数ペア:

[(1, 28963120), (2, 14481560), (4, 7240780), (5, 5792624), (8, 3620390), (10, 2896312), (16, 1810195), (20, 1448156), (40, 724078), (80, 362039), (277, 104560), (554, 52280), (1108, 26140), (1307, 22160), (1385, 20912), (2216, 13070), (2614, 11080), (2770, 10456), (4432, 6535), (5228, 5540)]