2028040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7243}}^1$

素因数の和:7261

約数の個数: 32

約数和(自身を含む): 5215680

約数和(自身を除く): 3187640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7243, 14486, 28972, 36215, 50701, 57944, 72430, 101402, 144860, 202804, 253505, 289720, 405608, 507010, 1014020, 2028040]

約数ペア:

[(1, 2028040), (2, 1014020), (4, 507010), (5, 405608), (7, 289720), (8, 253505), (10, 202804), (14, 144860), (20, 101402), (28, 72430), (35, 57944), (40, 50701), (56, 36215), (70, 28972), (140, 14486), (280, 7243)]