2227784840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1\times {\mathrm{1693}}^1$

素因数の和:2262

約数の個数: 64

約数和(自身を含む): 5100701760

約数和(自身を除く): 2872916920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 491, 536, 670, 982, 1340, 1693, 1964, 2455, 2680, 3386, 3928, 4910, 6772, 8465, 9820, 13544, 16930, 19640, 32897, 33860, 65794, 67720, 113431, 131588, 164485, 226862, 263176, 328970, 453724, 567155, 657940, 831263, 907448, 1134310, 1315880, 1662526, 2268620, 3325052, 4156315, 4537240, 6650104, 8312630, 16625260, 33250520, 55694621, 111389242, 222778484, 278473105, 445556968, 556946210, 1113892420, 2227784840]

約数ペア:

[(1, 2227784840), (2, 1113892420), (4, 556946210), (5, 445556968), (8, 278473105), (10, 222778484), (20, 111389242), (40, 55694621), (67, 33250520), (134, 16625260), (268, 8312630), (335, 6650104), (491, 4537240), (536, 4156315), (670, 3325052), (982, 2268620), (1340, 1662526), (1693, 1315880), (1964, 1134310), (2455, 907448), (2680, 831263), (3386, 657940), (3928, 567155), (4910, 453724), (6772, 328970), (8465, 263176), (9820, 226862), (13544, 164485), (16930, 131588), (19640, 113431), (32897, 67720), (33860, 65794)]