8220560

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{487}}^1$

素因数の和:711

約数の個数: 40

約数和(自身を含む): 19242816

約数和(自身を除く): 11022256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 487, 844, 974, 1055, 1688, 1948, 2110, 2435, 3376, 3896, 4220, 4870, 7792, 8440, 9740, 16880, 19480, 38960, 102757, 205514, 411028, 513785, 822056, 1027570, 1644112, 2055140, 4110280, 8220560]

約数ペア:

[(1, 8220560), (2, 4110280), (4, 2055140), (5, 1644112), (8, 1027570), (10, 822056), (16, 513785), (20, 411028), (40, 205514), (80, 102757), (211, 38960), (422, 19480), (487, 16880), (844, 9740), (974, 8440), (1055, 7792), (1688, 4870), (1948, 4220), (2110, 3896), (2435, 3376)]