19302860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 43276800

約数和(自身を除く): 23973940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 643, 790, 1286, 1501, 1580, 2572, 3002, 3215, 6004, 6430, 7505, 12217, 12860, 15010, 24434, 30020, 48868, 50797, 61085, 101594, 122170, 203188, 244340, 253985, 507970, 965143, 1015940, 1930286, 3860572, 4825715, 9651430, 19302860]

約数ペア:

[(1, 19302860), (2, 9651430), (4, 4825715), (5, 3860572), (10, 1930286), (19, 1015940), (20, 965143), (38, 507970), (76, 253985), (79, 244340), (95, 203188), (158, 122170), (190, 101594), (316, 61085), (380, 50797), (395, 48868), (643, 30020), (790, 24434), (1286, 15010), (1501, 12860), (1580, 12217), (2572, 7505), (3002, 6430), (3215, 6004)]