11679920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{20857}}^1$

素因数の和:20877

約数の個数: 40

約数和(自身を含む): 31036704

約数和(自身を除く): 19356784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 20857, 41714, 83428, 104285, 145999, 166856, 208570, 291998, 333712, 417140, 583996, 729995, 834280, 1167992, 1459990, 1668560, 2335984, 2919980, 5839960, 11679920]

約数ペア:

[(1, 11679920), (2, 5839960), (4, 2919980), (5, 2335984), (7, 1668560), (8, 1459990), (10, 1167992), (14, 834280), (16, 729995), (20, 583996), (28, 417140), (35, 333712), (40, 291998), (56, 208570), (70, 166856), (80, 145999), (112, 104285), (140, 83428), (280, 41714), (560, 20857)]