1007920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:349

約数の個数: 40

約数和(自身を含む): 2406096

約数和(自身を除く): 1398176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 293, 344, 430, 586, 688, 860, 1172, 1465, 1720, 2344, 2930, 3440, 4688, 5860, 11720, 12599, 23440, 25198, 50396, 62995, 100792, 125990, 201584, 251980, 503960, 1007920]

約数ペア:

[(1, 1007920), (2, 503960), (4, 251980), (5, 201584), (8, 125990), (10, 100792), (16, 62995), (20, 50396), (40, 25198), (43, 23440), (80, 12599), (86, 11720), (172, 5860), (215, 4688), (293, 3440), (344, 2930), (430, 2344), (586, 1720), (688, 1465), (860, 1172)]