1299100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1181}}^1$

素因数の和:1206

約数の個数: 36

約数和(自身を含む): 3077928

約数和(自身を除く): 1778828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 1181, 2362, 4724, 5905, 11810, 12991, 23620, 25982, 29525, 51964, 59050, 64955, 118100, 129910, 259820, 324775, 649550, 1299100]

約数ペア:

[(1, 1299100), (2, 649550), (4, 324775), (5, 259820), (10, 129910), (11, 118100), (20, 64955), (22, 59050), (25, 51964), (44, 29525), (50, 25982), (55, 23620), (100, 12991), (110, 11810), (220, 5905), (275, 4724), (550, 2362), (1100, 1181)]