19187880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{159899}}^1$

素因数の和:159913

約数の個数: 32

約数和(自身を含む): 57564000

約数和(自身を除く): 38376120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 159899, 319798, 479697, 639596, 799495, 959394, 1279192, 1598990, 1918788, 2398485, 3197980, 3837576, 4796970, 6395960, 9593940, 19187880]

約数ペア:

[(1, 19187880), (2, 9593940), (3, 6395960), (4, 4796970), (5, 3837576), (6, 3197980), (8, 2398485), (10, 1918788), (12, 1598990), (15, 1279192), (20, 959394), (24, 799495), (30, 639596), (40, 479697), (60, 319798), (120, 159899)]