247860820

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{97583}}^1$

素因数の和:97719

約数の個数: 24

約数和(自身を含む): 524611584

約数和(自身を除く): 276750764

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 97583, 195166, 390332, 487915, 975830, 1951660, 12393041, 24786082, 49572164, 61965205, 123930410, 247860820]

約数ペア:

[(1, 247860820), (2, 123930410), (4, 61965205), (5, 49572164), (10, 24786082), (20, 12393041), (127, 1951660), (254, 975830), (508, 487915), (635, 390332), (1270, 195166), (2540, 97583)]