13288460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21433}}^1$

素因数の和:21473

約数の個数: 24

約数和(自身を含む): 28807296

約数和(自身を除く): 15518836

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 21433, 42866, 85732, 107165, 214330, 428660, 664423, 1328846, 2657692, 3322115, 6644230, 13288460]

約数ペア:

[(1, 13288460), (2, 6644230), (4, 3322115), (5, 2657692), (10, 1328846), (20, 664423), (31, 428660), (62, 214330), (124, 107165), (155, 85732), (310, 42866), (620, 21433)]