21863760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{91099}}^1$

素因数の和:91115

約数の個数: 40

約数和(自身を含む): 67778400

約数和(自身を除く): 45914640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 91099, 182198, 273297, 364396, 455495, 546594, 728792, 910990, 1093188, 1366485, 1457584, 1821980, 2186376, 2732970, 3643960, 4372752, 5465940, 7287920, 10931880, 21863760]

約数ペア:

[(1, 21863760), (2, 10931880), (3, 7287920), (4, 5465940), (5, 4372752), (6, 3643960), (8, 2732970), (10, 2186376), (12, 1821980), (15, 1457584), (16, 1366485), (20, 1093188), (24, 910990), (30, 728792), (40, 546594), (48, 455495), (60, 364396), (80, 273297), (120, 182198), (240, 91099)]