1297719080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1423}}^1\times {\mathrm{3257}}^1$

素因数の和:4698

約数の個数: 64

約数和(自身を含む): 3340362240

約数和(自身を除く): 2042643160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1423, 2846, 3257, 5692, 6514, 7115, 9961, 11384, 13028, 14230, 16285, 19922, 22799, 26056, 28460, 32570, 39844, 45598, 49805, 56920, 65140, 79688, 91196, 99610, 113995, 130280, 182392, 199220, 227990, 398440, 455980, 911960, 4634711, 9269422, 18538844, 23173555, 32442977, 37077688, 46347110, 64885954, 92694220, 129771908, 162214885, 185388440, 259543816, 324429770, 648859540, 1297719080]

約数ペア:

[(1, 1297719080), (2, 648859540), (4, 324429770), (5, 259543816), (7, 185388440), (8, 162214885), (10, 129771908), (14, 92694220), (20, 64885954), (28, 46347110), (35, 37077688), (40, 32442977), (56, 23173555), (70, 18538844), (140, 9269422), (280, 4634711), (1423, 911960), (2846, 455980), (3257, 398440), (5692, 227990), (6514, 199220), (7115, 182392), (9961, 130280), (11384, 113995), (13028, 99610), (14230, 91196), (16285, 79688), (19922, 65140), (22799, 56920), (26056, 49805), (28460, 45598), (32570, 39844)]