40319820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223999}}^1$

素因数の和:224014

約数の個数: 36

約数和(自身を含む): 122304000

約数和(自身を除く): 81984180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223999, 447998, 671997, 895996, 1119995, 1343994, 2015991, 2239990, 2687988, 3359985, 4031982, 4479980, 6719970, 8063964, 10079955, 13439940, 20159910, 40319820]

約数ペア:

[(1, 40319820), (2, 20159910), (3, 13439940), (4, 10079955), (5, 8063964), (6, 6719970), (9, 4479980), (10, 4031982), (12, 3359985), (15, 2687988), (18, 2239990), (20, 2015991), (30, 1343994), (36, 1119995), (45, 895996), (60, 671997), (90, 447998), (180, 223999)]