202479490

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{431}}^2$

素因数の和:978

約数の個数: 24

約数和(自身を含む): 368662140

約数和(自身を除く): 166182650

約数列:

[1, 2, 5, 10, 109, 218, 431, 545, 862, 1090, 2155, 4310, 46979, 93958, 185761, 234895, 371522, 469790, 928805, 1857610, 20247949, 40495898, 101239745, 202479490]

約数ペア:

[(1, 202479490), (2, 101239745), (5, 40495898), (10, 20247949), (109, 1857610), (218, 928805), (431, 469790), (545, 371522), (862, 234895), (1090, 185761), (2155, 93958), (4310, 46979)]