7859820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1297}}^1$

素因数の和:1410

約数の個数: 48

約数和(自身を含む): 22242528

約数和(自身を除く): 14382708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1297, 1515, 2020, 2594, 3030, 3891, 5188, 6060, 6485, 7782, 12970, 15564, 19455, 25940, 38910, 77820, 130997, 261994, 392991, 523988, 654985, 785982, 1309970, 1571964, 1964955, 2619940, 3929910, 7859820]

約数ペア:

[(1, 7859820), (2, 3929910), (3, 2619940), (4, 1964955), (5, 1571964), (6, 1309970), (10, 785982), (12, 654985), (15, 523988), (20, 392991), (30, 261994), (60, 130997), (101, 77820), (202, 38910), (303, 25940), (404, 19455), (505, 15564), (606, 12970), (1010, 7782), (1212, 6485), (1297, 6060), (1515, 5188), (2020, 3891), (2594, 3030)]