27190390

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 50077440

約数和(自身を除く): 22887050

約数列:

[1, 2, 5, 10, 89, 137, 178, 223, 274, 445, 446, 685, 890, 1115, 1370, 2230, 12193, 19847, 24386, 30551, 39694, 60965, 61102, 99235, 121930, 152755, 198470, 305510, 2719039, 5438078, 13595195, 27190390]

約数ペア:

[(1, 27190390), (2, 13595195), (5, 5438078), (10, 2719039), (89, 305510), (137, 198470), (178, 152755), (223, 121930), (274, 99235), (445, 61102), (446, 60965), (685, 39694), (890, 30551), (1115, 24386), (1370, 19847), (2230, 12193)]