16040080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{28643}}^1$

素因数の和:28663

約数の個数: 40

約数和(自身を含む): 42622272

約数和(自身を除く): 26582192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 28643, 57286, 114572, 143215, 200501, 229144, 286430, 401002, 458288, 572860, 802004, 1002505, 1145720, 1604008, 2005010, 2291440, 3208016, 4010020, 8020040, 16040080]

約数ペア:

[(1, 16040080), (2, 8020040), (4, 4010020), (5, 3208016), (7, 2291440), (8, 2005010), (10, 1604008), (14, 1145720), (16, 1002505), (20, 802004), (28, 572860), (35, 458288), (40, 401002), (56, 286430), (70, 229144), (80, 200501), (112, 143215), (140, 114572), (280, 57286), (560, 28643)]