2100140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2143}}^1$

素因数の和:2166

約数の個数: 36

約数和(自身を含む): 5132736

約数和(自身を除く): 3032596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2143, 4286, 8572, 10715, 15001, 21430, 30002, 42860, 60004, 75005, 105007, 150010, 210014, 300020, 420028, 525035, 1050070, 2100140]

約数ペア:

[(1, 2100140), (2, 1050070), (4, 525035), (5, 420028), (7, 300020), (10, 210014), (14, 150010), (20, 105007), (28, 75005), (35, 60004), (49, 42860), (70, 30002), (98, 21430), (140, 15001), (196, 10715), (245, 8572), (490, 4286), (980, 2143)]