38605720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:752

約数の個数: 64

約数和(自身を含む): 92736000

約数和(自身を除く): 54130280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 643, 760, 790, 1286, 1501, 1580, 2572, 3002, 3160, 3215, 5144, 6004, 6430, 7505, 12008, 12217, 12860, 15010, 24434, 25720, 30020, 48868, 50797, 60040, 61085, 97736, 101594, 122170, 203188, 244340, 253985, 406376, 488680, 507970, 965143, 1015940, 1930286, 2031880, 3860572, 4825715, 7721144, 9651430, 19302860, 38605720]

約数ペア:

[(1, 38605720), (2, 19302860), (4, 9651430), (5, 7721144), (8, 4825715), (10, 3860572), (19, 2031880), (20, 1930286), (38, 1015940), (40, 965143), (76, 507970), (79, 488680), (95, 406376), (152, 253985), (158, 244340), (190, 203188), (316, 122170), (380, 101594), (395, 97736), (632, 61085), (643, 60040), (760, 50797), (790, 48868), (1286, 30020), (1501, 25720), (1580, 24434), (2572, 15010), (3002, 12860), (3160, 12217), (3215, 12008), (5144, 7505), (6004, 6430)]