20111010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6911}}^1$

素因数の和:7018

約数の個数: 32

約数和(自身を含む): 48771072

約数和(自身を除く): 28660062

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 6911, 13822, 20733, 34555, 41466, 69110, 103665, 207330, 670367, 1340734, 2011101, 3351835, 4022202, 6703670, 10055505, 20111010]

約数ペア:

[(1, 20111010), (2, 10055505), (3, 6703670), (5, 4022202), (6, 3351835), (10, 2011101), (15, 1340734), (30, 670367), (97, 207330), (194, 103665), (291, 69110), (485, 41466), (582, 34555), (970, 20733), (1455, 13822), (2910, 6911)]