127897360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{84143}}^1$

素因数の和:84175

約数の個数: 40

約数和(自身を含む): 313015680

約数和(自身を除く): 185118320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 84143, 168286, 336572, 420715, 673144, 841430, 1346288, 1598717, 1682860, 3197434, 3365720, 6394868, 6731440, 7993585, 12789736, 15987170, 25579472, 31974340, 63948680, 127897360]

約数ペア:

[(1, 127897360), (2, 63948680), (4, 31974340), (5, 25579472), (8, 15987170), (10, 12789736), (16, 7993585), (19, 6731440), (20, 6394868), (38, 3365720), (40, 3197434), (76, 1682860), (80, 1598717), (95, 1346288), (152, 841430), (190, 673144), (304, 420715), (380, 336572), (760, 168286), (1520, 84143)]