16739940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{39857}}^1$

素因数の和:39876

約数の個数: 48

約数和(自身を含む): 53569152

約数和(自身を除く): 36829212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 39857, 79714, 119571, 159428, 199285, 239142, 278999, 398570, 478284, 557998, 597855, 797140, 836997, 1115996, 1195710, 1394995, 1673994, 2391420, 2789990, 3347988, 4184985, 5579980, 8369970, 16739940]

約数ペア:

[(1, 16739940), (2, 8369970), (3, 5579980), (4, 4184985), (5, 3347988), (6, 2789990), (7, 2391420), (10, 1673994), (12, 1394995), (14, 1195710), (15, 1115996), (20, 836997), (21, 797140), (28, 597855), (30, 557998), (35, 478284), (42, 398570), (60, 278999), (70, 239142), (84, 199285), (105, 159428), (140, 119571), (210, 79714), (420, 39857)]