6345940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 14015232

約数和(自身を除く): 7669292

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 157, 172, 188, 215, 235, 314, 430, 470, 628, 785, 860, 940, 1570, 2021, 3140, 4042, 6751, 7379, 8084, 10105, 13502, 14758, 20210, 27004, 29516, 33755, 36895, 40420, 67510, 73790, 135020, 147580, 317297, 634594, 1269188, 1586485, 3172970, 6345940]

約数ペア:

[(1, 6345940), (2, 3172970), (4, 1586485), (5, 1269188), (10, 634594), (20, 317297), (43, 147580), (47, 135020), (86, 73790), (94, 67510), (157, 40420), (172, 36895), (188, 33755), (215, 29516), (235, 27004), (314, 20210), (430, 14758), (470, 13502), (628, 10105), (785, 8084), (860, 7379), (940, 6751), (1570, 4042), (2021, 3140)]