494380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1301}}^1$

素因数の和:1329

約数の個数: 24

約数和(自身を含む): 1093680

約数和(自身を除く): 599300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1301, 2602, 5204, 6505, 13010, 24719, 26020, 49438, 98876, 123595, 247190, 494380]

約数ペア:

[(1, 494380), (2, 247190), (4, 123595), (5, 98876), (10, 49438), (19, 26020), (20, 24719), (38, 13010), (76, 6505), (95, 5204), (190, 2602), (380, 1301)]