28122280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37003}}^1$

素因数の和:37033

約数の個数: 32

約数和(自身を含む): 66607200

約数和(自身を除く): 38484920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 37003, 74006, 148012, 185015, 296024, 370030, 703057, 740060, 1406114, 1480120, 2812228, 3515285, 5624456, 7030570, 14061140, 28122280]

約数ペア:

[(1, 28122280), (2, 14061140), (4, 7030570), (5, 5624456), (8, 3515285), (10, 2812228), (19, 1480120), (20, 1406114), (38, 740060), (40, 703057), (76, 370030), (95, 296024), (152, 185015), (190, 148012), (380, 74006), (760, 37003)]