755740220

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{271849}}^1$

素因数の和:271997

約数の個数: 24

約数和(自身を含む): 1598478000

約数和(自身を除く): 842737780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 271849, 543698, 1087396, 1359245, 2718490, 5436980, 37787011, 75574022, 151148044, 188935055, 377870110, 755740220]

約数ペア:

[(1, 755740220), (2, 377870110), (4, 188935055), (5, 151148044), (10, 75574022), (20, 37787011), (139, 5436980), (278, 2718490), (556, 1359245), (695, 1087396), (1390, 543698), (2780, 271849)]