31420090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2393}}^1$

素因数の和:2514

約数の個数: 32

約数和(自身を含む): 61535376

約数和(自身を除く): 30115286

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 505, 1010, 1313, 2393, 2626, 4786, 6565, 11965, 13130, 23930, 31109, 62218, 155545, 241693, 311090, 483386, 1208465, 2416930, 3142009, 6284018, 15710045, 31420090]

約数ペア:

[(1, 31420090), (2, 15710045), (5, 6284018), (10, 3142009), (13, 2416930), (26, 1208465), (65, 483386), (101, 311090), (130, 241693), (202, 155545), (505, 62218), (1010, 31109), (1313, 23930), (2393, 13130), (2626, 11965), (4786, 6565)]