9780460

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3733}}^1$

素因数の和:3873

約数の個数: 24

約数和(自身を含む): 20701296

約数和(自身を除く): 10920836

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 3733, 7466, 14932, 18665, 37330, 74660, 489023, 978046, 1956092, 2445115, 4890230, 9780460]

約数ペア:

[(1, 9780460), (2, 4890230), (4, 2445115), (5, 1956092), (10, 978046), (20, 489023), (131, 74660), (262, 37330), (524, 18665), (655, 14932), (1310, 7466), (2620, 3733)]