2069955

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:305

約数の個数: 40

約数和(自身を含む): 3920400

約数和(自身を除く): 1850445

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 269, 285, 405, 513, 807, 855, 1345, 1539, 2421, 2565, 4035, 5111, 7263, 7695, 12105, 15333, 21789, 25555, 36315, 45999, 76665, 108945, 137997, 229995, 413991, 689985, 2069955]

約数ペア:

[(1, 2069955), (3, 689985), (5, 413991), (9, 229995), (15, 137997), (19, 108945), (27, 76665), (45, 45999), (57, 36315), (81, 25555), (95, 21789), (135, 15333), (171, 12105), (269, 7695), (285, 7263), (405, 5111), (513, 4035), (807, 2565), (855, 2421), (1345, 1539)]