19485100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{6719}}^1$

素因数の和:6762

約数の個数: 36

約数和(自身を含む): 43747200

約数和(自身を除く): 24262100

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 6719, 13438, 26876, 33595, 67190, 134380, 167975, 194851, 335950, 389702, 671900, 779404, 974255, 1948510, 3897020, 4871275, 9742550, 19485100]

約数ペア:

[(1, 19485100), (2, 9742550), (4, 4871275), (5, 3897020), (10, 1948510), (20, 974255), (25, 779404), (29, 671900), (50, 389702), (58, 335950), (100, 194851), (116, 167975), (145, 134380), (290, 67190), (580, 33595), (725, 26876), (1450, 13438), (2900, 6719)]