1540020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{25667}}^1$

素因数の和:25679

約数の個数: 24

約数和(自身を含む): 4312224

約数和(自身を除く): 2772204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 25667, 51334, 77001, 102668, 128335, 154002, 256670, 308004, 385005, 513340, 770010, 1540020]

約数ペア:

[(1, 1540020), (2, 770010), (3, 513340), (4, 385005), (5, 308004), (6, 256670), (10, 154002), (12, 128335), (15, 102668), (20, 77001), (30, 51334), (60, 25667)]