355239320

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{69929}}^1$

素因数の和:70067

約数の個数: 32

約数和(自身を含む): 805593600

約数和(自身を除く): 450354280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 69929, 139858, 279716, 349645, 559432, 699290, 1398580, 2797160, 8880983, 17761966, 35523932, 44404915, 71047864, 88809830, 177619660, 355239320]

約数ペア:

[(1, 355239320), (2, 177619660), (4, 88809830), (5, 71047864), (8, 44404915), (10, 35523932), (20, 17761966), (40, 8880983), (127, 2797160), (254, 1398580), (508, 699290), (635, 559432), (1016, 349645), (1270, 279716), (2540, 139858), (5080, 69929)]