38977360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25643}}^1$

素因数の和:25675

約数の個数: 40

約数和(自身を含む): 95395680

約数和(自身を除く): 56418320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 25643, 51286, 102572, 128215, 205144, 256430, 410288, 487217, 512860, 974434, 1025720, 1948868, 2051440, 2436085, 3897736, 4872170, 7795472, 9744340, 19488680, 38977360]

約数ペア:

[(1, 38977360), (2, 19488680), (4, 9744340), (5, 7795472), (8, 4872170), (10, 3897736), (16, 2436085), (19, 2051440), (20, 1948868), (38, 1025720), (40, 974434), (76, 512860), (80, 487217), (95, 410288), (152, 256430), (190, 205144), (304, 128215), (380, 102572), (760, 51286), (1520, 25643)]