38895280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25589}}^1$

素因数の和:25621

約数の個数: 40

約数和(自身を含む): 95194800

約数和(自身を除く): 56299520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 25589, 51178, 102356, 127945, 204712, 255890, 409424, 486191, 511780, 972382, 1023560, 1944764, 2047120, 2430955, 3889528, 4861910, 7779056, 9723820, 19447640, 38895280]

約数ペア:

[(1, 38895280), (2, 19447640), (4, 9723820), (5, 7779056), (8, 4861910), (10, 3889528), (16, 2430955), (19, 2047120), (20, 1944764), (38, 1023560), (40, 972382), (76, 511780), (80, 486191), (95, 409424), (152, 255890), (190, 204712), (304, 127945), (380, 102356), (760, 51178), (1520, 25589)]