20288850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{3299}}^1$

素因数の和:3355

約数の個数: 48

約数和(自身を含む): 51559200

約数和(自身を除く): 31270350

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 41, 50, 75, 82, 123, 150, 205, 246, 410, 615, 1025, 1230, 2050, 3075, 3299, 6150, 6598, 9897, 16495, 19794, 32990, 49485, 82475, 98970, 135259, 164950, 247425, 270518, 405777, 494850, 676295, 811554, 1352590, 2028885, 3381475, 4057770, 6762950, 10144425, 20288850]

約数ペア:

[(1, 20288850), (2, 10144425), (3, 6762950), (5, 4057770), (6, 3381475), (10, 2028885), (15, 1352590), (25, 811554), (30, 676295), (41, 494850), (50, 405777), (75, 270518), (82, 247425), (123, 164950), (150, 135259), (205, 98970), (246, 82475), (410, 49485), (615, 32990), (1025, 19794), (1230, 16495), (2050, 9897), (3075, 6598), (3299, 6150)]