80840040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{673667}}^1$

素因数の和:673681

約数の個数: 32

約数和(自身を含む): 242520480

約数和(自身を除く): 161680440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 673667, 1347334, 2021001, 2694668, 3368335, 4042002, 5389336, 6736670, 8084004, 10105005, 13473340, 16168008, 20210010, 26946680, 40420020, 80840040]

約数ペア:

[(1, 80840040), (2, 40420020), (3, 26946680), (4, 20210010), (5, 16168008), (6, 13473340), (8, 10105005), (10, 8084004), (12, 6736670), (15, 5389336), (20, 4042002), (24, 3368335), (30, 2694668), (40, 2021001), (60, 1347334), (120, 673667)]