4291960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1759}}^1$

素因数の和:1831

約数の個数: 32

約数和(自身を含む): 9820800

約数和(自身を除く): 5528840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 1759, 2440, 3518, 7036, 8795, 14072, 17590, 35180, 70360, 107299, 214598, 429196, 536495, 858392, 1072990, 2145980, 4291960]

約数ペア:

[(1, 4291960), (2, 2145980), (4, 1072990), (5, 858392), (8, 536495), (10, 429196), (20, 214598), (40, 107299), (61, 70360), (122, 35180), (244, 17590), (305, 14072), (488, 8795), (610, 7036), (1220, 3518), (1759, 2440)]