8183720

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1877}}^1$

素因数の和:1997

約数の個数: 32

約数和(自身を含む): 18592200

約数和(自身を除く): 10408480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 1877, 2180, 3754, 4360, 7508, 9385, 15016, 18770, 37540, 75080, 204593, 409186, 818372, 1022965, 1636744, 2045930, 4091860, 8183720]

約数ペア:

[(1, 8183720), (2, 4091860), (4, 2045930), (5, 1636744), (8, 1022965), (10, 818372), (20, 409186), (40, 204593), (109, 75080), (218, 37540), (436, 18770), (545, 15016), (872, 9385), (1090, 7508), (1877, 4360), (2180, 3754)]