19229820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7817}}^1$

素因数の和:7870

約数の個数: 48

約数和(自身を含む): 55163808

約数和(自身を除く): 35933988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 7817, 15634, 23451, 31268, 39085, 46902, 78170, 93804, 117255, 156340, 234510, 320497, 469020, 640994, 961491, 1281988, 1602485, 1922982, 3204970, 3845964, 4807455, 6409940, 9614910, 19229820]

約数ペア:

[(1, 19229820), (2, 9614910), (3, 6409940), (4, 4807455), (5, 3845964), (6, 3204970), (10, 1922982), (12, 1602485), (15, 1281988), (20, 961491), (30, 640994), (41, 469020), (60, 320497), (82, 234510), (123, 156340), (164, 117255), (205, 93804), (246, 78170), (410, 46902), (492, 39085), (615, 31268), (820, 23451), (1230, 15634), (2460, 7817)]