2142070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 4478976

約数和(自身を除く): 2336906

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 431, 497, 710, 862, 994, 2155, 2485, 3017, 4310, 4970, 6034, 15085, 30170, 30601, 61202, 153005, 214207, 306010, 428414, 1071035, 2142070]

約数ペア:

[(1, 2142070), (2, 1071035), (5, 428414), (7, 306010), (10, 214207), (14, 153005), (35, 61202), (70, 30601), (71, 30170), (142, 15085), (355, 6034), (431, 4970), (497, 4310), (710, 3017), (862, 2485), (994, 2155)]